Results 31 to 40 of about 722 (134)
, 2007 Astyanax aff. scabripinnis: coastal drainage: MHNCI 7824, 4, small affluent of rio Morato, 11 Jun 1994, and MHNCI 7844, 4, 12 Jun 1994; MHNCI 7858, 20 (2 c&s), small affluent of rio Morato, 25 Jun 1994.
Vinícius Abilhoa, Luiz Fernando Duboc
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, 2006 Published as part of J. M. Mirande, G. Aguilera & M. D. L. M. Azpelicueta, 2006, Astyanax endy (Characiformes: Characidae), a new fish species from the upper Río Bermejo basin, northwestern Argentina., pp.
Juan Marcos Mirande +2 more
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Cladistics, EarlyView.Abstract Replicated pairs of ancestral and evolutionarily derived populations provide opportunities to test hypotheses about the deterministic laws of evolution. The Asellus aquaticus species complex is an invertebrate model system with several independent surface‐to‐cave transitions and a complicated and unresolved evolutionary history.
Peter Trontelj +3 more
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, 2006 Astyanax cf. abramis: CI-FML 3368, Argentina, Salta, Oran, La Bambu, Rio Bermejo basin, Rio Blanco.
Juan Marcos Mirande +2 more
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, 2023 Published as part of Koerber, Stefan, Litz, Thomas O. & Serra, Wilson S., 2023, CLOFFUY - update 5 - supplement to Checklist of the Freshwater Fishes of Uruguay., pp.
Koerber, Stefan +2 more
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Quantitative genetic analysis of retinal degeneration in the blind cavefish Astyanax mexicanus. [PDF]
PLoS ONE, 2013 The retina is the light-sensitive tissue of the eye that facilitates vision. Mutations within genes affecting eye development and retinal function cause a host of degenerative visual diseases, including retinitis pigmentosa and anophthalmia ...
Kelly E O'Quin +3 more
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Journal of Fish Biology, EarlyView.Abstract Tambaqui (Colossoma macropomum) is a tropical fish widely cultivated in South America. The increasing demand for this species has heightened interest in its cultivation in subtropical regions with greater thermal variability, where cold shock may induce oxidative stress. This study evaluated the effects of cold shock and subsequent recovery on
Naiara Melo +7 more
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, 2006 Astyanax hermosus: ILPLA 1690, holotype, 78.5 mm SL, San Francisco River, Primero River basin, Valle Hermoso (31° 07’S 64° 29’W), Punilla Department, Córdoba Province, Argentina, coll.: O. de Ferreri, January 1965; ILPLA 1691, (19) 6 males (2c&s), 13 females, 48.7-77.9 mm SL; ILPLA 1692, 6 females (c&s), 47.0-51.1 mm SL, same locality as holotype.
Lucila C. Protogino +2 more
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BMC Evolutionary Biology, 2008 Background Mesoamerica is one of the world's most complex biogeographical regions, mostly due to its complex geological history. This complexity has led to interesting biogeographical processes that have resulted in the current diversity and distribution
Doadrio Ignacio +2 more
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International Review of Hydrobiology, Volume 111, Issue 2, December 2026.ABSTRACT This study investigated the effects of season and environmental disturbances on fish communities in neotropical rivers of the Sorocaba basin, a Sub‐Basin of the Paraná River in Southeast Brazil, based on sampling 1196 individuals from 49 species, including two non‐native and one threatened with extinction.
Natalia S. Alves +2 more
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