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[study of the larval stages of monogenea of fishes (author's transl)].the ciliate cells and the oncomiracidial chetotaxy of the following species are described: among the polyopisthocotylea : gastrocotyle trachurii van bneden and hesse, 1863, gastrocotylidae, parasite of trachurus trachurus (l.); cyclocotyla bellones (otto, 1821), diclidophoradae, living on the cymothoides isopods of sparidae : boops boops (l.) and spicara maena (l.) ; mazocraes sp., mazocraeidae, parasite of sardinella maderensis (lowe, 1841). among the monopisthocotylea : ligophorus vanbenedeni ...1978754614
new methods to use fish cytochrome p4501a to assess marine organic pollutants.a new methodology has been developed to assess cytochrome p4501a expression in two south atlantic spanish fish, guilthead seabream (sparus aurata) and grey mullet (liza aurata), used as pollution bioindicators. degenerate oligos were used to amplify by reverse transcription and pcr (rt-pcr) specific cyp1a cdna sequences, used subsequently to design specific primers to get the full cdna by rapid amplification of cdna ends. a new assay has been developed to quantitate cyp1a expression by rt-pcr in ...200010803549
histochemical and morphometric aspects of the lateral musculature of different species of teleost marine fish of the percomorphi order.cross-sections of the lateral musculature of 19 species of teleost fish of the percomorphi order were studied histochemically and morphometrically. the red, pink and white muscles were observed in all the species except in seriola dumerilii and scomber japonicus, in which no pink muscle was found. the red fibres were the smallest due to their minimal diameters. histochemically and according to their location at least five types were found in the same species: typical red, in rosette, of the bord ...200011008368
genetic divergence and phylogenetic relationships in grey mullets (teleostei: mugilidae) using allozyme data.genetic divergence and phylogenetic relationships among five species of the mugilidae family (liza saliens, liza aurata, liza ramada, chelon labrosus, and mugil cephalus) were investigated, in the present study, on samples taken from messolongi lagoon in greece, using allozyme electrophoresis. ten enzymic systems corresponding to 22 genetic loci were assayed, among which, four were found to be polymorphic in liza saliens, liza aurata, and chelon labrosus, seven in liza ramada, while only two wer ...200111530853
organochlorine pesticides, pcbs and heavy metals in tissues of the mullet liza aurata in lake ganzirri and straits of messina (sicily, italy).the aim of this research was to investigate the presence of organochlorine pesticides, pcbs and heavy metals (cd, cr, cu, ni, pb and zn) in fish living in lake ganzirri and the straits of messina, using the mullet liza aurata as a "biological indicator". different tissues of liza aurata, which include the muscle, gill and vertebral column, were taken for analyses. quantitative determination of the organochlorine compounds was performed by gc-ecd and confirmed with gc-ms. the concentrations of "e ...200312729706
heavy metals in fish (solea vulgaris, anguilla anguilla and liza aurata) from salt marshes on the southern atlantic coast of spain.comparisons were made of metal concentrations in water and sediment with those in the muscle and livers of three species of fish caught in four seawater reservoirs (two in the odiel estuary and two in the bay of cádiz). the concentrations of a large number of metals in the water, sediment and fish were higher in the odiel reservoirs than in those in cádiz. we found high metal-enrichment factors in the livers as compared to muscle (over 100 for fe and cu and around 5 for zn, ni, cd and pb). the t ...200414592572
sandwich immunoassay for determination of vitellogenin in golden grey mullet (liza aurata) serum as a field exposure biomarker.vitellogenin (vtg) is a protein produced in the liver of oviparous animals in response to oestrogens. abnormal production of vtg by males, therefore, is used as a biological indicator of exposure to xeno-oestrogens. in this study, a sandwich-elisa for measuring vtg in liza aurata (golden grey mullet) was developed and validated. plasma vtg was purified from 17beta-oestradiol-injected immature individuals of mullet, by size-exclusion and ion-exchange chromatography. polyclonal antibodies against ...200515756602
apoptosis, cell proliferation and serotonin immunoreactivity in gut of liza aurata from natural heavy metal polluted environments: preliminary observations.in the present paper, the effect of natural environment non-lethal heavy metal concentration on cell renewal of liza aurata intestinal epithelium, was studied by the tunel (terminal deoxynucleotidyltransferase-mediated dutp nick end labelling) method and anti-pcna (proliferating cell nuclear antigen) immunohistochemistry, in order to detect, respectively, apoptosis and cell proliferation. in addition, the presence and distribution of the cell renewal regulator, serotonin, was immunohistochemical ...200516377574
robinia aurata n. g., n. sp. (digenea: hemiuridae) from the mugilid liza aurata with a molecular confirmation of its position within the hemiuroidea.robinia aurata n. g., n. sp. is described from liza aurata (mugilidae), the golden grey mullet, from the ebro delta, spanish mediterranean. the new genus differs from all other hemiurid genera in the combined possession of muscular flanges and a vestigial ecsoma. within the bunocotylinae, which currently accommodates 2 genera, bunocotyle and saturnius, the new genus exhibits a unique combination of blind caeca, juel's organ, post-ovarian bulk of the uterus in the hind-body, and tegumental papill ...200616623964
kudoa trifolia sp. n. - molecular phylogeny suggests a new spore morphology and unusual tissue location for a well-known genus.a new species of myxozoan, kudoa trifolia sp. n., was found in various organs of the golden grey mullet, liza aurata (risso), and the thinlip mullet, l. ramada (risso), from the western mediterranean. spores developed in subspherical plasmodia of 0.28-1 mm diameter within connective tissue, predominantly in the spleen, the outer wall of the gall bladder and the gut, the mesenteries and occasionally also in the gills. the spores of k. trifolia differ from the commonly known shape of kudoa by cons ...200617169107
molecular phylogeny of grey mullets (teleostei: mugilidae) in greece: evidence from sequence analysis of mtdna segments.mitochondrial dna sequence analysis has been used to explore genetic differentiation and phylogenetic relationships among five species of the mugilidae family, mugil cephalus, chelon labrosus, liza aurata, liza ramada, and liza saliens. dna was isolated from samples originating from the messolongi lagoon in greece. three mtdna segments (12s rrna, 16s rrna, and co i) were pcr amplified and sequenced. sequencing analysis revealed that the greatest genetic differentiation was observed between m. ce ...200717588202
erythrocytic nuclear abnormalities in wild and caged fish (liza aurata) along an environmental mercury contamination gradient.laranjo basin (aveiro, portugal) has been subjected to mercury contamination from a chlor-alkali plant, presenting a well-described mercury gradient. this study aims the assessment of mercury genotoxicity in this area by measuring erythrocytic nuclear abnormalities (ena) frequency in the mullet liza aurata, and its relation with total mercury concentration (hg(t)) in blood. wild fish were seasonally analysed, and, complementarily, fish were caged for 3 days at three locations differing on their ...200817920119
organ specific antioxidant responses in golden grey mullet (liza aurata) following a short-term exposure to phenanthrene.phenanthrene (phe) is among the most abundant and ubiquitous polycyclic aromatic hydrocarbons (pahs) in the aquatic environment as a result of human activities. even so, the knowledge about its impact on fish health is still limited. in this study, the teleost liza aurata was exposed to 0.1, 0.3, 0.9 and 2.7 microm phe concentrations during 16 h. enzymatic antioxidants such as selenium dependent glutathione peroxidase (gpx), glutathione s-transferase (gst), glutathione reductase (gr) and catalas ...200818358514
assessment of safety, nutritional, and spoilage characteristics of different lagoon grey mullets (liza ramada, liza aurata, and liza saliens).different lagoon grey mullets such as liza ramada (thinlip mullet), liza aurata (golden grey mullet), and liza saliens (leaping grey mullet) were analyzed for their nutritional, microbiological, and safety parameters. the microbiological values never exceeded the lower limits stipulated by the italian higher institute of health. the pathogenic species frequently associated with seafood (salmonella, listeria monocytogenes, vibrio cholerae, vibrio parahaemolyticus, and aeromonas hydrophila) were n ...200819244917
mercury distribution in key tissues of fish (liza aurata) inhabiting a contaminated estuary-implications for human and ecosystem health risk assessment.this study brings a new viewpoint based on multiple-tissue analyses to form the basis for a predictive mode of mercury accumulation dynamics in fish body under field conditions. total mercury (t-hg) was determined in key tissues of liza aurata captured along an estuarine contamination gradient, displaying the following hierarchy: kidney > liver > muscle > brain > gills > blood. brain was the tissue that better reflected the mercury contamination extent, closely followed by liver and muscle. orga ...200919436858
metals (hg, pb, cu, and zn) bioaccumulation in sediment, fish, and human scalp hair: a case study from the city of mersin along the southern coast of turkey.this study investigates mercury, lead, copper, and zinc concentrations in six most frequently consumed fish species (120 samples), sediments (20 samples) taken from karaduvar fishing area where fish species live, and mersin port as a contrary region, and human scalp hair for people regularly consuming these fish species (50 samples) and non-fish-eaters (15 samples) in mersin, turkey. on taking living environment into account, the fish groups include pelagic species of liza saliens, liza aurata, ...201019777169
combined use of environmental data and biomarkers in fish (liza aurata) inhabiting a eutrophic and metal-contaminated coastal system - gills reflect environmental contamination.an investigative biomonitoring study was carried out in a eutrophic coastal system with a moderate contamination by metals (obidos lagoon, portugal), combining the evaluation of exposure concentrations with metals accumulation and oxidative stress responses in gills of the golden grey mullet (liza aurata). two contrasting seasons (winter and summer) were considered at three sites: barrosa (bb) and bom-sucesso (bs) branches; middle lagoon (ml). data on the water column pointed to a higher metals ...201019783293
molecules and morphology reveal cryptic variation among digeneans infecting sympatric mullets in the mediterranean.we applied a combined molecular and morphological approach to resolve the taxonomic status of saccocoelium spp. parasitizing sympatric mullets (mugilidae) in the mediterranean. eight morphotypes of saccocoelium were distinguished by means of multivariate statistical analyses: 2 of saccocoelium obesum ex liza spp.; 4 of s. tensum ex liza spp.; and 2 (s. cephali and saccocoelium sp.) ex mugil cephalus. sequences of the 28s and its2 rrna gene regions were obtained for a total of 21 isolates of thes ...201019849887
hepatic metallothionein concentrations in the golden grey mullet (liza aurata) - relationship with environmental metal concentrations in a metal-contaminated coastal system in portugal.this field survey was designed to assess the environmental metal contamination status of ria de aveiro (portugal). to achieve that goal, the concentrations of cd, hg, cu and zn in the sediments and water were assessed and liza aurata hepatic metallothionein (mt) determined. the relationships between mt and environmental metal concentrations and hydrological factors were examined. results revealed a wide distribution of metals both in water and sediments throughout the lagoon, mainly at rio novo ...201019913292
monitoring pollution of coastal lagoon using liza aurata kidney oxidative stress and genetic endpoints: an integrated biomarker approach.despite the importance of fish kidney in several functions (immune, metabolism and excretion of xenobiotics) its use in coastal water biomonitoring focusing on protection and damage is scarce. five critical sites in ria de aveiro (portugal; barra--bar, gafanha--gaf, rio novo do principe--rio; laranjo--lar and vagos--vag) were assessed in comparison to a reference site (torreira--tor), focusing on liza aurata kidney antioxidant defences versus damage responses. non protein thiols were higher at r ...201019916048
antioxidant responses versus dna damage and lipid peroxidation in golden grey mullet liver: a field study at ria de aveiro (portugal).the present work aimed to investigate golden grey mullet (liza aurata) liver protection versus damage responses at a polluted coastal lagoon, ria de aveiro (portugal), as a tool to evaluate the human impacts on environmental health at five critical sites in ria de aveiro (portugal) in comparison to a reference site (torreira; tor). protection was evaluated by measuring non-enzymatic [total glutathione (gsht) and non-protein thiols (npt)] and enzymatic [catalase (cat), glutathione peroxidase (gpx ...201020217061
antioxidant system breakdown in brain of feral golden grey mullet (liza aurata) as an effect of mercury exposure.although brain has been recognized as a primary target for mercury toxicity in mammals, the effects of this metal in fish brain are scarcely described. thus, the main objective of this study was to assess the mercury threat to feral fish (liza aurata) by estimating the antioxidant defenses and peroxidative damage in brain, keeping in mind the association with mercury accumulation. sampling was carried out in an estuarine area historically affected by discharges from a chlor-alkali industry-laran ...201020309630
226ra activity in the mullet species liza aurata and south adriatic sea marine.(226)ra activity in the south adriatic sea-water, surface sediment, mud with detritus, seagrass (posidonia oceanica) samples and the mullet (mugilidae) species liza aurata, as well as soil and sand from the montenegrin coast-was measured using the six-crystal gamma-coincidence spectrometer pripyat-2m. the results are used for calculation of the absorbed (and annual effective) dose rates in air due to the (226)ra gamma radiation. the absorbed dose rates ranged from 5.94 to 97.16 ngy h(-1) (soil) ...201020403816
fish thyroidal and stress responses in contamination monitoring--an integrated biomarker approach.xenobiotics may affect fish endocrine system, making endocrine responses relevant in pollution monitoring. five critical sites in ria de aveiro (portugal), having different contamination profiles, were assessed in comparison to a reference site (torreira), focusing on liza aurata stress (plasma cortisol, glucose and lactate) and thyroidal (plasma thyroid stimulating hormone-tsh, thyroxine-t4 and triiodothyronine-t3) responses. l. aurata at vagos (pahs contaminated) and laranjo (mercury contamina ...201121463897
mercury accumulation patterns and biochemical endpoints in wild fish (liza aurata): a multi-organ approach.the integration of bioaccumulation and effect biomarkers in fish has been proposed for risk evaluation of aquatic contaminants. however, this approach is still uncommon, namely in the context of mercury contamination. furthermore, a multi-organ evaluation allows an overall account of the organisms' condition. having in mind the organs' role on metal toxicokinetics and toxicodynamics, gills, liver and kidney of golden grey mullet (liza aurata) were selected and mercury accumulation, antioxidant r ...201121862130
shelf life determination of the brined golden mullet liza aurata during vacuum refrigerated storage using some quality aspect.background. salting is one of the oldest techniques for fish preservation, and is essentially intended to increase the shelf-life of the product depressing water activity by means of dehydration and salt uptake by the fish muscle. material and methods. fresh golden mullets were rapidly beheaded, scaled, gutted and immediately washed with tap water then, samples were taken to the laboratory in ice box for chemical and microbial analysis of fresh fish, other samples were put in the brine (6 lit ...201222230973
organophosphorous residue in liza aurata and cyprinus carpio.to determine the amount of azinphos methyl and diazinon residues in two river fishes, liza aurata and cyprinus carpio, in the north of iran.201223569972
in-vitro antioxidant and functional properties of protein hydrolysates from golden grey mullet prepared by commercial, microbial and visceral proteases.bioactive liza aurata protein hydrolysates (laphs) were prepared by treatment with trypsine (ph-tr), esperase (ph-es), enzyme preparations from pseudomonas aeruginosa a2 (ph-a2), bacillus subtilis a26 (ph-a26) and liza aurata (ph-la). their functional properties and antioxidant activities were evaluated. the hydrolysates had degree of hydrolysis (dh) values ranging from 8.15 % to 13.05 %. reverse-phase hplc analyses of the laphs showed considerable variation in peptide composition. all hydrolysa ...201627765961
epidemiological and molecular data on heterophyid trematode metacercariae found in the muscle of grey mullets (osteichthyes: mugilidae) from sardinia (western mediterranean sea).this study is a contribution to the molecular taxonomy and epidemiology of heterophyid (trematoda: heterophyidae) metacercariae found in the muscle of mugilidae (osteichthyes) from sardinia (western mediterranean sea). sixty specimens of mugilids (13 chelon labrosus, 18 liza aurata, 6 liza ramada, 8 liza saliens, 15 mugil cephalus) were examined and 17,899 metacercariae isolated in 95 % of the hosts. four types of metacercariae were identified: heterophyes sp. (n = 14,113), heterophyes sp. -smal ...201627154766
incorporation and metabolism of(14)c-labelled polyunsaturated fatty acids in wild-caught juveniles of golden grey mullet,liza aurata, in vivo.the incorporation, and the capacity for desaturation and elongation in vivo, of intraperitoneally-injected,(14)c-labelled n-3 and n-6 c18 and c20 polyunsaturated fatty acids (pufa) were investigated in juvenile golden grey mullet,liza aurata. the results indicate that juvenile mullet have only limited ability to convert c18 polyunsaturated fatty acids to c20 and c22 highly unsaturated fatty acids (hufa)in vivo. this suggests that juvenile golden grey mullet require the provision of preformed c20 ...199324202691
contamination assessment of a coastal lagoon (ria de aveiro, portugal) using defence and damage biochemical indicators in gill of liza aurata--an integrated biomarker approach.fish gill importance in toxicants uptake, bioconcentration and excretion allied to meagre knowledge on branchial damage/protection responses substantiate this study. five critical sites in ria de aveiro (portugal) were assessed in comparison with a reference site (torreira), focusing on liza aurata gill antioxidant defences versus damage (oxidative and genetic). only in barra fish displayed damage (lipid peroxidation) though no differences were found in antioxidants. in all other sites, except r ...200919042064
toxic elements and speciation in seafood samples from different contaminated sites in europe.the presence of cadmium (cd), lead (pb), mercury (thg), methylmercury (mehg), arsenic (tas), inorganic arsenic (ias), cobalt (co), copper (cu), zinc (zn), nickel (ni), chromium (cr) and iron (fe) was investigated in seafood collected from european marine ecosystems subjected to strong anthropogenic pressure, i.e. hotspot areas. different species (mytilus galloprovincialis, n=50; chamelea gallina, n=50; liza aurata, n=25; platichthys flesus, n=25; laminaria digitata, n=15; and saccharina latissim ...201526411778
isolation and confirmation of viral nervous necrosis (vnn) disease in golden grey mullet (liza aurata) and leaping mullet (liza saliens) in the iranian waters of the caspian sea.the present study was conducted on 428 moribund mullet fish samples to isolate and identify the causative agent of a mysterious acute mortality which recently occurred in wild mullets in iranian waters of caspian sea, suspected to be due to viral nervous necrosis (vnn) disease. disease investigation was carried out employing various diagnostic procedures such as virology, bacteriology, parasitology, haematology, histopathology, ifat, ihc and nested rt-pcr. brain and eye samples of affected fishe ...201627283853
occurrence of pharmaceuticals and endocrine disrupting compounds in macroalgaes, bivalves, and fish from coastal areas in europe.the occurrence and levels of phacs, endocrine disrupting and related compounds (edcs) in seafood from potential contaminated areas in europe has been studied. macroalgae (saccharina latissima and laminaria digitata), bivalves (mytilus galloprovincialis, mytilus spp., chamalea gallina and crassostrea gigas) and fish (liza aurata and platichthys flesus) from portugal, spain, italy, netherlands, and norway were analysed following 4 different analytical protocols depending on the organism and target ...201526409498
changes in the fish assemblages of a coastal lagoon subjected to gradual salinity increases.this study analyses fish data to understand how the gradual increase of salinity registered in a coastal lagoon and consequently, anthropogenic disturbance, affected the fish communities. for that, fish assemblages of the ria de aveiro were sampled monthly in 3 years from different decades (1988, 1997 and 2012). dominant species were atherina boyeri, a. presbyter, sardina pilchardus, dicentrarchus labrax, liza aurata and l. ramada. significant differences in fish communities were detected among ...201627836187
trace elements in two marine fish species during estuarine residency: non-essential versus essential.trace element levels in fish are of particular interest, owing the potential risk to human health. in accordance, juveniles of dicentrarchus labrax and of liza aurata were sampled and arsenic, cadmium, chromium, selenium and zinc were determined in the muscle. the levels of trace elements in muscle demonstrated to be similar for both species and sites, with the exception of selenium levels at reference, which seemed to be higher in d. labrax. moreover, apart from arsenic levels in muscle, all el ...201223017951
metallothioneins failed to reflect mercury external levels of exposure and bioaccumulation in marine fish--considerations on tissue and species specific responses.the suitability of metallothioneins (mt) in fish as biomarker of exposure to mercury has been questioned. therefore, this study aimed at investigating the relationship between external levels of exposure, mercury accumulation and mt content, assessing species and tissue specificities. two ecologically different fish species--dicentrarchus labrax and liza aurata--were surveyed in an estuary historically affected by mercury discharges. total mercury (t-hg) and mt content were determined in gills, ...201121680008
golden grey mullet and sea bass oxidative dna damage and clastogenic/aneugenic responses in a contaminated coastal lagoon.several xenobiotics or their metabolites have redox-cycling properties and potential to induce oxidative stress and dna damage. the current work aimed to study, under environmental conditions, oxidative dna damage (8-hydroxy-2'-deoxyguanosine (8-ohdg)) and its association with chromosomal damage measured as erythrocytic nuclear abnormalities (enas), in liza aurata and dicentrarchus labrax, caught at a costal lagoon (ria de aveiro, portugal) having sites with different contamination profiles. the ...201020825987
anchoring novel molecular biomarker responses to traditional responses in fish exposed to environmental contamination.the responses of dicentrarchus labrax and liza aurata to aquatic pollution were assessed in a contaminated coastal lagoon, using both traditional and novel biomarkers combined. dna damage, assessed by comet assay, was higher in both fish species from the contaminated sites, whereas levels of cytochrome p450 1a1 gene expression were not significantly altered. the liver histopathological analysis also revealed significant lesions in fish from contaminated sites. alterations in ras and xpf genes we ...201019944504
heavy metal accumulation in diplodus annularis, liza aurata, and solea vulgaris relevant to their concentration in water and sediment from the southwestern mediterranean (coast of sfax).the concentrations of heavy metals (cd, cu, fe, pb, ni, and zn) were measured in the liver, gills, and muscle of solea vulgaris, liza aurata, and diplodus annularis, collected from the south coast of sfax (gabes gulf, southwestern mediterranean). the concentrations of heavy metals in water exhibited the following decreasing order (expressed in μg l(-1)): fe > ni > zn > cu > pb > cd whereas the trend is somewhat different in sediments (mg kg(-1) d.w.) fe > zn > pb > ni > cu > cd. the levels of he ...201627040537
new and rare coastal fishes in the azores islands: occasional events or tropicalization process?seven coastal fish species are newly reported for the remote north atlantic archipelago of the azores: mediterranean sand eel gymnammodytes cicerelus, bar jack caranx ruber, two-banded seabream diplodus vulgaris, bastard grunt pomadasys incisus, unicorn leatherjacket filefish aluterus scriptus and longspined porcupinefish diodon holacanthus. the occurrence is also confirmed for 19 species that had been hitherto cited occasionally for the region, totalling a list of two elasmobranchs and 23 teleo ...201323902306
[oxygen binding by marine fish blood under hypothermic experimental conditions].influence of temperature in the range of 1-15 degrees c on oxygen binding properties of blood of thermophilic--golden mullet (liza aurata), anchovy (engraulis encrasicolus), and cold-tolerant--sardelle (clupeonella cultriventris) fishes has been investigated under experimental conditions. heat dependence of oxygenation reaction in thermophilic fish blood at temperature below 10 degrees c considerably increases, which is evidenced by high deltah values. that is accompanied by a substantial increa ...201521800652
[comparative anatomo-microscopic observations on the esophagus of teleosts with different feeding habits].the authors describe the micro-anatomy of the oesophagus of different diet fish: herbivorous (boops salpa), omnivorous (liza aurata) and carnivorous fish (blennius gattorugine and gaidropsarus mediterraneus). in all the observed species the oesophagus is formed by a tunica mucosa, tunica muscularis and tunica serosa. the tunica mucosa of the herbivorous fish arises to form thin plicae which protrude into the lumen and are covered with squamous stratified epithelium. the goblet cells do not arran ...19938129892
study of myxosporea (myxozoa), infecting worldwide mullets with description of a new species.existing data on myxozoa parasites infecting mullets were reviewed. the validity of nine species names was updated. sixteen species were registered during analysis of original material collected in the mediterranean, black, azov, and japan seas in 2004-2005. a new bivalvulid myxozoan parasite, myxobolus adeli n. sp., was described from the inner organs of the golden grey mullet liza aurata (risso, 1810) collected in the mediterranean (ebro delta, spain), black sea (kerch strait, ukraine), and az ...201425070577
parasites of juvenile golden grey mullet liza aurata risso, 1810 in sarıkum lagoon lake at sinop, turkey.juvenile golden grey mullet, liza aurata were collected from sarıkum lagoon lake which connected to the black sea at sinop, turkey and examined for parasitic fauna. a total of 219 fish were investigated throughout a 1-year period. parasite species recovered were trichodina lepsii, t. puytoraci, gyrodactylus sp., ligophorus cephali, ligophorus mediterraneus, solostamenides mugilis, ascocotyle sp. (metacercaria) and ergasilus lizae. overall infection prevalence (%) and mean intensity values were 9 ...201324338315
a revision of the species of saturnius manter, 1969 (digenea: hemiuridae), parasites of mullets (teleostei: mugilidae).the genus saturnius manter, 1969 is defined, its species re-examined and a key to the species presented. s. overstreeti n. sp. is described from mugil soiuy basilewsky and m. cephalus l. from the russian coast of the sea of japan and distinguished from the morphologically related s. papernai overstreet, 1977 and s. maurepasi overstreet, 1977. s. segmentatus manter, 1969 is redescribed on the basis of the type- and newly collected material from m. cephalus on the russian coast of the sea of japan ...200818661254
saturnius minutus n. sp. and s. dimitrovi n. sp. (digenea: hemiuridae) from mugil cephalus l. (teleostei: mugilidae), with a multivariate morphological analysis of the mediterranean species of saturnius manter, 1969.three species of the bunocotyline genus saturnius manter, 1969 are described from the stomach lining of mugilid fishes of the mediterranean and black seas. two of the species are new: s. minutus n. sp. occurs in mugil cephalus off the mediterranean coast of spain; and s. dimitrovi n. sp., a parasite of m. cephalus off the bulgarian black sea coast and the spanish mediterranean coast, was originally described as s. papernai by dimitrov et al. (1998). in addition, s. papernai overstreet, 1977 is r ...200616676227
biotransformation and genotoxic biomarkers in mullet species (liza sp.) from a contaminated coastal lagoon (ria de aveiro, portugal).the aim of the present study was to assess liver ethoxyresorufin-o-deethylase (erod) activity and erythrocytic nuclear abnormalities (ena) frequency in three mullet species, as biotransformation and genotoxicity biomarkers, respectively, for monitoring aquatic ecosystems. specimens of liza aurata, liza ramada and liza saliens were caught bimonthly, between may 2000 and march 2001, at nine stations in the ria de aveiro (portugal), a polluted coastal lagoon. the survey revealed two critical areas ...200516418909
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