Publications

parasites of waterfowl, from southwest texas: iii. the green-winged teal, anas crecca.	seventy of 72 green-winged teal, anas crecca, from southwest texas were infected with parasites. seventeen species of endoparasites were recorded: notocotylus attenuatus, zygocotyle lunata, typhlocoelum sisowi, echinostoma revolutum, hypoderaeum conoideum, dendritobilharzia pulverulenta, cloacotaenia megalops, sobolevicanthus gracilis, sobolevicanthus krabbeella, gastrotaenia cygni, amidostomum acutum, amidostomum anseris, tetrameres crami, echinuria uncinata, corynosoma constrictum, polymorphus ...	1981	6788963
avian influenza viruses and paramyxoviruses in wintering and resident ducks in texas.	cloacal swabs were collected from teal (anas crecca, anas cyanoptera, anas discors), mottled duck (anas fulvigula) and northern pintail (anas acuta) in brazoria county, texas, usa, during february 2001, mottled ducks during august 2001, and blue-winged teal (a. discors) during february 2002. prevalence of avian influenza virus (aiv) infections during each sampling period were 11, 0, and 15%, respectively. the hemagglutinin (h) subtypes h2 and h7 were detected in both years, while the h8 subtype ...	2005	16244076
avian influenza surveillance in hunter-harvested waterfowl from the gulf coast of texas (november 2005-january 2006).	the objectives of our study were to determine prevalence of avian influenza viruses (aiv) on wintering grounds on the texas gulf coast, usa, and to compare real-time reverse-transcriptase polymerase chain reaction (rrt-pcr) and virus isolation for detection of aiv in cloacal swabs from wild waterfowl. cloacal swabs were collected from hunter-harvested waterfowl from november 2005 to january 2006 at four wildlife management areas. seven aiv were isolated from four species of ducks: green-winged t ...	2008	18436675
ingestion of lead and nontoxic shot by green-winged teal (anas crecca) and northern shovelers (anas clypeata) from the mid-gulf coast of texas, usa.	ninety-eight green-winged teal (anas crecca) and 84 northern shoveler (anas clypeata) gizzards were examined for ingested shot. one northern shoveler had lead and three had steel shot; 24 teal and 17 shovelers had composite nontoxic shot or nonlead metal fragments. prevalence of ingested lead appears minimal and consistent with other studies conducted after lead-shot bans.	2011	21719854