Results 41 to 50 of about 2,772 (199)

Movimiento entre hábitats de la barracuda Sphyraena barracuda, determinado por aproximaciones tróficas en el Caribe occidental

open access: yesRevista Mexicana de Biodiversidad, 2018
Se evidenciaron movimientos entre hábitats relacionados con cambios tróficos y con el crecimiento de la barracuda, Sphyraena barracuda (Edwards, 1771), por medio de análisis de contenido estomacal e isotopía estable, en la bahía de Chetumal/Corozal, el ...
Paola Torres-Chávez   +3 more
doaj   +1 more source

Present distribution of the threatened killifish Aphanius fasciatus (Actinopterygii, Cyprinodontidae) in the Maltese Islands [PDF]

open access: yes, 2002
A survey of the nine localities from which the threatened Killifish Aphanius fasciatus has been recorded in the Maltese Islands showed that large and thriving populations exist at Salina, at the Simar and Ghadira bird sanctuaries and in reservoirs at ...
Arcidiacono, Isabella   +3 more
core  

The effects of parasitism and body length on positioning within wild fish shoals [PDF]

open access: yes, 2002
The influence of body length and parasitism on the positioning behaviour of individuals in wild fish shoals was investigated by a novel means of capturing entire shoals of the banded killifish (Fundulus diaphanus, Lesueur) using a grid-net that ...
A. J. W. Ward   +17 more
core   +2 more sources

Global Patterns and Gaps in Research on Salinity Tolerance of Inland Fishes

open access: yesFish and Fisheries, Volume 27, Issue 2, Page 400-411, March 2026.
ABSTRACT Freshwater salinization is an emerging threat impacting approximately one‐third of the world's freshwater bodies. However, the salinity tolerance of many inland fishes remains understudied, despite being a crucial factor in determining species distributions and fitness.
Carlos Cano‐Barbacil   +4 more
wiley   +1 more source

Comparative population genetic structure and demographic patterns of two killifish species (Aphanius baeticus and Aphanius iberus) at the Iberian Peninsula

open access: yesFrontiers in Marine Science, 2015
The killifish, Aphanius baeticus and Aphanius iberus (Cyprinodontidae) are endemic species restricted to river basins on Spain’s southern Atlantic and Mediterranean coastline, respectively.
Elena G Gonzalez   +1 more
doaj   +1 more source

Prey body size mediates the predation risk associated with being "odd" [PDF]

open access: yes, 2014
Despite selection pressures on prey animals to maintain phenotypically homogeneous groups, variation in phenotype within animal groups is commonly observed.
Downing, Beatrice   +2 more
core   +2 more sources

The effect of starvation on the liver of Aphanius dispar (Pisces; Cyprinodontidae): A microscopic study

open access: yesSultan Qaboos University Journal for Science, 2014
Stress due to starvation is not an uncommon phenomenon in fresh-and brackish water fish living in arid environments. This study, a part of a larger investigation on the effects of stress due to starvation on the organ systems of Aphanius dispar, a ...
Taher A. Ba-Omar   +3 more
doaj   +1 more source

Fishes of the Antoine River, Little Missouri River System, Southwestern Arkansas [PDF]

open access: yes, 1983
The fishes of the Antoine River (Little Missouri River system) in southwestern Arkansas were surveyed from September, 1980 - June, 1982. Thirty-four field collections plus literature and museum records, revealed a total of 60 species in 29 genera ...
Koym, Darryl   +2 more
core   +18 more sources

Population structure of killifish, Aphanius anatoliae (Cyprinodontidae) endemic to Anatolia in Lake Eğirdir-Isparta (Turkey) [PDF]

open access: yes, 2012
The population structure of Aphanius anatoliae in Lake Eğirdir-Isparta-Turkey was studied, using 522 fish monthly in 2008. This study were observed in the number of individuals of each sex, age, weight and size compositions. In addition, the total length-
Guclu, S.S.
core  

Revisiting the History of Ornamental Aquaculture in Europe to Understand the Benefits and Drawbacks of Freshwater Fish Imports

open access: yesReviews in Aquaculture, Volume 17, Issue 2, March 2025.
ABSTRACT Ornamental aquaculture and fishkeeping are very popular with millions of enthusiasts worldwide. The number of newly imported fish species for ornamental purposes grew slowly from World War I until the 1980s. It then exponentially increased until now with more than 7900 species and a large number of scientifically undescribed morphotypes.
Jindřich Novák   +16 more
wiley   +1 more source

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