| broad-scale phylogeography of the palearctic freshwater fish cottus poecilopus complex (pisces: cottidae). | | 2008 | 18362079 |
| abundance of cottus poecilopus is influenced by o2 saturation, food density and salmo trutta in three tributaries of the rožnovská bečva river, czech republic. | the distribution patterns of alpine bullhead cottus poecilopus in three tributary streams of the rožnovská bečva river (danube basin) were studied with respect to temperature, oxygen concentration and saturation, shading, current, conductivity, total organic carbon (toc), nitrates and phosphates, biochemical oxygen demand (bod5 ), ph, redox potential, bottom grain structure, density of macroinvertebrates and the abundance of brown trout salmo trutta. sites with lower abundance per hectare of c. ... | 2014 | 25557540 |
| two new antarctic gyrodactylus species (monogenoidea): description and phylogenetic characterization. | two new species of gyrodactylus nordmann, 1832 (gyrodactylidae, monogenoidea) are described, i.e., gyrodactylus coriicepsi n. sp. from gills of black rockcod, notothenia coriiceps richardson, 1844, and gyrodactylus nudifronsi n. sp. from gills of gaudy notothen, lepidonotothen nudifrons lönnberg, 1905, collected in waters surrounding the south shetland islands, antarctica. gyrodactylus coriicepsi n. sp. is characterized by a long, narrowing membrane of the ventral bar and a marginal hook sickle ... | 2009 | 19413367 |