Results 101 to 110 of about 23,896 (277)

Observation of the Catfish Chaetostoma microps Climbing in a Cave in Tena, Ecuador

open access: yesSubterranean Biology, 2015
As part of a mapping and preliminary flora and fauna inventory of hypogean life in caves, developed in Cretaceous limestones in the sub-andean zone of Ecuador, we were able to observe a number of catfish climbing a steep flowstone waterfall in the dark ...
Geoffrey Hoese   +3 more
doaj   +1 more source

PERKEMBANGAN EMBRIO DAN LARVA IKAN PATIN NASUTUS (Pangasius Nasutus Bleeker, 1863) (Pangasiidae; Pisces) [Embryonic and Larval Development of Patin Nasutus (Pangasius Nasutus Bleeker, 1863) (Pangasiidae; Pisces)] [PDF]

open access: yes, 2013
Patin nasutus (Pangasius nasutus Bleeker, 1863) (Pangasiidae; Pisces) is a potential pangasiid catfish species to be cultured in Indonesia.Many efforts has been done to explore the potency of P.nasutus for aquaculture purposes.However, basic knowledge is
Iswanto, B. (Bambang)   +1 more
core  

The brain of Brycon orbignyanus (Valenciennes, 1850) (Teleostei: Characiformes: Bryconidae): gross morphology and phylogenetic considerations

open access: yesNeotropical Ichthyology
The brain of Brycon orbignyanus is described as a model for future studies of the gross morphology of the central nervous system in Characiformes. The study of brain gross morphology of 48 distinct taxa of Characiformes, one of Cypriniformes, two of ...
Thiago N. A. Pereira   +1 more
doaj   +1 more source

Results of the surveys of fish in Arroyo Urugua-í, before construction of the dam, Misiones, Argentina [PDF]

open access: yes, 2015
Durante 1986 se estudio la ictiofauna a lo largo de toda la cuenca de éste ritron subtropical, caracterizada por una alta cantidad de endemismos. Las capturas con redes se expresaron como “captura por unidad de esfuerzo” (CPU).
Gomez, Sergio Enrique
core  

IDENTIFIKASI JENIS - JENIS IKAN DI SUNGAI BATANG GADIS KECAMATAN MUARASIPONGI KABUPATEN MANDAILING NATAL SUMATERA UTARA

open access: yesBioLink, 2017
Research about "Identification the type of fish in Sungai Batang Gadis Muarasipongi subdistrict Mandailing Natal Sumatra Utara" The study aims to determine the types of fish and Chemical Physics parameters.
Anwar anwar   +2 more
doaj   +1 more source

Liste commentée des poissons de l'Amazonie bolivienne [PDF]

open access: yes, 1991
Après une brève présentation de l'Amazonie bolivienne, des milieux prospectés, de l'effort de pêche, des travaux anciens et récents, les auteurs founissent une liste commentée des poissons rencontrés.
Lauzanne, Laurent   +2 more
core  

Pectoral sound generation in the blue catfish Ictalurus furcatus [PDF]

open access: yes, 2014
Catfishes produce pectoral stridulatory sounds by “jerk” movements that rub ridges on the dorsal process against the cleithrum. We recorded sound synchronized with high-speed video to investigate the hypothesis that blue catfish Ictalurus furcatus ...
Fine, Michael L   +2 more
core   +2 more sources

Alimentação de duas espécies do gênero Pseudoplatystoma do Rio Negro, Pantanal da Nhecolândia, MS, Brasil. [PDF]

open access: yes, 2011
Este trabalho investigou a dieta e reprodução de duas espécies de peixes Siluriformes migradores do rio Negro, Pantanal da Nhecolândia, sob a influência do pulso de inundação.
COSTA, F. E. dos S.   +2 more
core  

Dos especies nuevas de Creptotrema (Digenea: Allocreadiidae) de America del Sur

open access: yesRevista Mexicana de Biodiversidad, 2008
DOS ESPECIES NUEVAS DE DIGÉNEOS PERTENECIENTES A CREPTOTREMA TRAVASSOS, ARTIGAS Y PEREIRA, 1928 FUERON DESCRITAS DE EJEMPLARES DEPOSITADOS EN LA COLECCIÓN DE INVERTEBRADOS DEL MUSEO DE HISTORIA NATURAL DE GINEBRA, SUIZA. CREPTOTREMA LAMOTHEI N. SP.
STEPHEN S. CURRAN
doaj   +1 more source

ESTUDIO COMPARATIVO DE OVARIOS Y CUBIERTAS OVOCITARIAS EN PECES SILURIFORMES DE AGUAS CONTINENTALES DE CHILE A COMPARATIVE STUDY OF THE OVARIES AND OOCYTE ENVELOPES OF FRESHWATER SILUROID CATFISHES FROM CHILE

open access: yesGayana, 2002
El conocimiento de la estructura ovárica permite analizar la capacidad desovante, duración, temporalidad y forma en que se realiza esta función reproductiva.
Laura G. Huaquín   +2 more
doaj  

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