Results 91 to 100 of about 4,287 (220)

Physical factors and their influence on fish species composition in Asa Lake, Ilorin, Nigeria

open access: yesRevista de Biología Tropical, 2009
The effect of physical factors on fish species composition was studied during 12 months in Asa Lake, Nigeria. Fish and water samples were collected bimonthly (March 2003 to February 2004) in the morning. Fish samples were caught with gill nets set at the
P.A Araoye
doaj  

The karyotypes of seven species of Tilapia (Teleostei: Cichlidae).

open access: yesCYTOLOGIA, 1980
The karyotypes of seven Tilapia species were determined from fin biopsies. Five species (T. congica, T. guineensis, T. macrochir, T. galiaea and T. andersonii) have 2n=44 comprising two double-length stt pairs and 40 smaller chromosomes, mostly stt. T. mariae has 2n=42 and T.
openaire   +3 more sources

A new cucullanid species (Nematoda) from the freshwater fish Thorichthys helleri (Cichlidae) in Mexico

open access: yesHelminthologia, 2010
Caspeta-Mandujano J.   +2 more
doaj   +1 more source

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