Results 121 to 130 of about 18,439 (295)

Biology of growth of Hoplias aff. malabaricus (Bloch, 1794) in a shallow pampean lake Argentina [PDF]

open access: yes, 2011
The trahira Hoplias aff. malabaricus is a top predator in pampean shallow lakes and is highly appreciated by recreational anglers and artisanal fishermen.
Baigún, Claudio Rafael M.   +2 more
core   +3 more sources

Effect of photoperiod on ovarian maturation in Cheirodon interruptus (Teleostei: Characidae)

open access: yesBrazilian Journal of Biology, 2018
Cheirodon interruptus is a ubiquitous small characid that inhabits the Pampean region and commonly used as bait. Its vast market is supplied from the wild population causing a significant environmental impact.
I. D. García   +5 more
doaj   +1 more source

Redescription of Hypoptopoma inexspectata (Holmberg, 1883), with notes on its anatomy (Siluriformes: Loricariidae). [PDF]

open access: yes, 2001
Hypoptopoma inexspectata is diagnosed and redescribed based on the examination of additional material and comparison with its congeners. This poorly known hypoptopomine species is distributed in the Paraguay and Paraná river draínages.
Aquino, Adriana E.   +1 more
core   +1 more source

Myxobolus sp. and Henneguya sp. (Cnidaria: Myxobolidae) natural co-infection in the kidney of Piaractus mesopotamicus(Characiformes: Serrasalmidae) [PDF]

open access: yes, 2017
This study evaluated the myxozoan infection and histopathology of the kidney of freshwater fish Piaractus mesopotamicus from intensive fish farming in Brazil. A total of 55 fish were examined for myxozoan infection.
Belo, M. A. A.   +4 more
core   +1 more source

Systematics of the Neotropical characiform genus Curimata Bosc (Pisces:Characiformes)

open access: yesSmithsonian Contributions to Zoology, 1989
NMNH ; NH-Vertebrate Zoology ; SISP ; Peer ...
openaire   +3 more sources

Two new species of Creptotrema (Digenea: Allocreadiidae) from South America Dos especies nuevas de Creptotrema (Digenea: Allocreadiidae) de América del Sur

open access: yesRevista Mexicana de Biodiversidad, 2008
Two new digenean species belonging in Creptotrema Travassos, Artigas and Pereira, 1928 are described from specimens stored in the invertebrate collection at the Museum of Natural History, Geneva, Switzerland. Creptotrema lamothei n. sp. is described from
Stephen S. Curran
doaj  

Conteúdo Calórico de Músculos de Prochilodus Lineatus (Characiformes, Prochilodontidae) no Reservatório de Manso, Brasil [PDF]

open access: yes, 2010
Com o objetivo de conhecer as variações intraespecíficas no conteúdo calórico, presentes em músculos de Prochilodus lineatus, foram analisados 118 espécimes durante o período de outubro 2002 a setembro 2003 no reservatório de Manso, Mato Grosso, Brasil ...
Benedito, Evanilde   +3 more
core  

Actinopterygii, Characiformes, Characidae: Ectrepopterus uruguayensis (Fowler, 1943): New record for Argentina [PDF]

open access: yes, 2013
Ectrepopterus uruguayensis Fowler was recently redescribed, with occurrence in lower tributaries of Río de la Plata and lower Río Uruguay, Uruguay. Herein its occurrence is extended and confirmed to Argentina, arroyo El Molino, in Uruguay Department ...
Carvalho, Fernando R.   +1 more
core   +2 more sources

Curimatopsis myersi, a new curimatid characiform fish (Pisces: Characiformes) from Paraguay

open access: yes, 1982
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +2 more sources

Reproducción de peces y consideración de ambientes en eventos de crecidas en el río Portuguesa, Venezuela Reproduction of fishes in flooding events of Portuguesa River, Venezuela

open access: yesBioagro, 2004
Se reporta la reproducción de peces en eventos de crecidas del río Portuguesa, Venezuela. En los llanos altos (alrededor de 100 msnm) y sólo en velocidades específicas de crecida (mayores de 0,59 m/s) fueron colectados huevos de peces que presentaron ...
Douglas Rodríguez-Olarte   +1 more
doaj  

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