Results 81 to 90 of about 3,916 (251)

Aphanius arakensis, a new species of tooth-carp (Actinopterygii, Cyprinodontidae) from the endorheic Namak Lake basin in Iran

open access: yesZooKeys, 2012
A new species of tooth-carp, Aphanius arakensis sp. n., is described from the Namak Lake basin in Iran. The new species is distinguished by the congeners distributed in Iran by the following combination of characters: 10–12 anal fin rays, 28&ndash ...
Azad Teimori   +4 more
doaj   +1 more source

Preliminary Checklist of the Fishes of the Illinois River, Arkansas [PDF]

open access: yes, 1975
A survey of the fishes of the mainstream of the Illinois River in northwestern Arkansas produced 51 species representing 11 families. Four of these species, Ictiobus bubalus, smallmouth buffalo; Moxostoma carinatum, river redhorse; Lepomis gulosus ...
Geihsler, Michael R.   +2 more
core   +2 more sources

Fish assemblages found in tidal-creek and seagrass habitats in the Suwannee River estuary [PDF]

open access: yes, 2006
Fish assemblages were investigated in tidal-creek and seagrass habitats in the Suwannee River estuary, Florida. A total of 91,571 fish representing 43 families were collected in monthly seine samples from January 1997 to December 1999.
Dehaven, Mark, Tuckey, Troy D.
core   +1 more source

Effects of Pesticide Temephos on the Liver of Aphanius dispar (Rüppell 1828) (Pisces: Cyprinodontidae): A Microscopic Study

open access: yesSultan Qaboos University Journal for Science, 2013
The effects of  the pesticide temephos, at different concentrations, on the liver of Aphanius dispar, (Rüppell 1828) a cyprinodont fish, have been described. The changes in the liver tissue after exposure to 1 ppm, 5 ppm, 10 ppm and 25 ppm concentrations
Taher A. Ba-Omar   +2 more
doaj   +1 more source

Colour change and assortment in the western rainbowfish [PDF]

open access: yes, 2010
Grouping behaviour is widespread across the animal kingdom, and is known to reduce an individual's risk of predation, for example through predator confusion.
Kelley, Jennifer L.   +2 more
core   +1 more source

Population genetic structure and demographic history of Aphanius fasciatus (Cyprinodontidae: Cyprinodontiformes) from hypersaline habitats in the eastern Adriatic

open access: yesScientia Marina, 2015
In order to investigate the phylogeography and population genetic structure of the South European toothcarp (Aphanius fasciatus), we analysed gene sequences of two mitochondrial markers (cytochrome b and mtDNA control region) in samples from eight ...
Ivana Buj   +7 more
doaj   +1 more source

Gli ISSR (Inter Simple Sequence Repeats) come strumento molecolare per l'identificazione tassonomica di ciprinodontiformi mediterranei [PDF]

open access: yes, 2006
Il genere Valencia (Valenciidae) ha una distribuzione disgiunta, con V. hispanica presente in habitat dulciacquicoli o leggermente salmastri dalla Catalogna meridionale all'estremità meridionale del Golfo di Valencia e V.
Castelli, Alberto   +4 more
core  

The endemic gastropod fauna of Lake Titicaca : correlation between molecular evolution and hydrographic history [PDF]

open access: yes, 2012
Lake Titicaca, situated in the Altiplano high plateau, is the only ancient lake in South America. This 2- to 3-My-old (where My is million years) water body has had a complex history that included at least five major hydrological phases during the ...
Albrecht, Christian   +7 more
core   +1 more source

Histopathological and Ultrastructural Changes in the Liver and Gills of the Killifish Aphanius Dispar (Cyprinodontidae) Exposed to Aflatoxin B1

open access: yesSultan Qaboos University Journal for Science, 2015
Aflatoxin B1 (AFB1) is a mycotoxin which can cause serious toxicity to animals and humans.  The aim of this study was to investigate the effects of AFB1 in Aphanius dispar fish and measure residues in tissues after in vivo exposure.
Horiya H. Al-Azri   +3 more
doaj   +1 more source

OTOLITH MORPHOLOGY OF SOME FRESHWATER FISHES OF IRAN

open access: yes‬‭Majallah-i ̒Ilmī-i Shīlāt-i Īrān, 2008
Otoliths or ear stones are small white bodies present in the ear of bony fishes. Otoliths are important in keeping fish position and steadiness and also are useful structures in hearing.
H. Esmaeili; A. Teimori; Z. Pirvar
doaj  

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