Results 171 to 180 of about 19,683 (307)

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

Individuality in Fish Behavior: Ecology and Comparative Psychology [PDF]

open access: yes, 2002
This work is a brief review of a series of studies of the phenotypic organization and ecological significance of individual differences in fish behavior.
Budaev, Dr. Sergey, Zworykin, Dr. Dmitry
core  

Biochemical taxonomy of Crenicichla (Pisces: Perciformes: Cichlidae) of the Iguaçu River, Brazil [PDF]

open access: diamond, 2001
Erasmo Renesto   +2 more
openalex   +1 more source

Ichthyological Bulletin of the J.L.B. Smith Institute of Ichthyology; No. 54 [PDF]

open access: yes, 1989
Various and disparate opinions have been expressed with regard to the phylogenetic affinities of Pseudocrenilabrus, a seemingly generalized and primitive haplochromine genus. These views are reconsidered and rejected.
Greenwood, Peter Humphrey
core   +1 more source

Feeding of two Cichlidae species (Perciformes) in an hypertrophic urban lake [PDF]

open access: diamond, 2002
Alejandro Yafe   +3 more
openalex   +1 more source

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