نتایج جستجو برای: leuciscus cephalus
تعداد نتایج: 1566 فیلتر نتایج به سال:
The aim of the present study was to assess aquatic contamination by polycyclic aromatic hydrocarbons (PAH), using the 1-hydroxypyrene (1-OHP) content in fish bile as a biochemical marker. A total of 71 chub (Leuciscus cephalus L.) were collected from seven locations on the Svitava and Svratka rivers in and around the industrial city of Brno, Czech Republic. The levels of 1-OHP were determined b...
Annulotrematoides bryconi sp. n. is described and illustrated from specimens collected from gills of characiform fish, Brycon cephalus (Günther, 1869), in pisciculture ponds from Pirassununga, São Paulo, Brazil. Diagnostic characters of the new species are the tegument of trunk showing annulations, except on the cephalic regiona, and copulatory complex comprising sclerotized male copulatory org...
Many studies about endocrine pollution in the aquatic environment reveal changes in the reproduction system of biota. We analysed endocrine activities in two rivers in Southern Germany using three approaches: (1) chemical analyses, (2) in vitro bioassays, and (3) in vivo investigations in fish and snails. Chemical analyses were based on gas chromatography coupled with mass spectrometry. For in ...
The striped mullet is in the order Mugiliformes, family Mugilidae. There are nine species of mullet found in the western central Atlantic, the most common being the striped mullet, Mugil cephalus Linnaeus, 1758. There are two species of mullet found in South Carolina territorial waters, the striped (M. cephalus) and white mullet (M. curema). The remaining species within this family are found mo...
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