Results 91 to 100 of about 2,260 (213)

A new species of Profundulus (Cyprinodontiformes: Profundulidae) from southeastern Mexico [PDF]

open access: yesNeotropical Ichthyology
A new species of Profundulus is described from several localities in the Grijalva river basin and rivers of the Isthmus of Tehuantepec, in southern Mexico, using a combination of morphological and molecular data.
Sara Elizabeth Domínguez-Cisneros   +3 more
doaj   +1 more source

Parí­¢metros populacionais de poecilí­­neo em riachos sul-mato-grossenses, Brasil

open access: yesBoletim do Instituto de Pesca, 2018
Este trabalho objetivou descrever e comparar a estrutura das populações de Phalloceros harpagos nos riachos Perobão e Água Boa, MS, através de parí­¢metros populacionais quantitativos.
Angélica MENDONÇA   +5 more
doaj  

QANAT FISHES IN MARKAZI AND SIRJAN BASINS OF KERMAN PROVINCE, IRAN

open access: yes‬‭Majallah-i ̒Ilmī-i Shīlāt-i Īrān, 2008
A survey on the qanat fishes of the Markazi and Sirjan basins of Iran was carried out in the year 2001. Using electroshocker, cast net and river seine, we collected 767 specimens from73 qanats in the study area.
M. Ebrahimi
doaj  

Diversity of the ichthyofauna in the Serra do Mar State Park- Núcleo Santa Virgínia, São Paulo State, Brazil = Diversidade da ictiofauna no Parque Estadual da Serra do Mar-Núcleo Santa Virgínia, Estado de São Paulo, Brasil

open access: yesActa Scientiarum: Biological Sciences, 2006
The aim of this work was to assess and compare the diversity of theichthyofauna in three headwater rivers of Paraíba-do-Sul basin in the Serra do Mar State Park, Núcleo Santa Virgínia.
Leandro Muller Gomiero   +1 more
doaj  

A biota aquática em um riacho tropical e suas relações com fatores ambientais

open access: yesBiodiversidade Brasileira, 2017
As unidades de conservação no Brasil carecem de informações que subsidiem os planos de manejo e as tomadas de decisões dos gestores para a conservação de sua biodiversidade. Este trabalho utilizou a biota aquática (zoobentos e peixes), além de parâmetros
Ariane Almeida Vaz   +3 more
doaj   +1 more source

Distribution of guppies Poecilia reticulata (Peters, 1860) and Phalloceros caudimaculatus (Hensel, 1868) along a polluted stretch of the Paraíba do Sul River, Brazil

open access: yesBrazilian Journal of Biology
Cyprinodontiformes fishes (guppies) are widely distributed in Neotropical regions and use deteriorated microhabitats in rivers where few species can occur.
FG. Araújo   +3 more
doaj   +1 more source

A New Key Character in Males of the Family Goodeidae (Cyprinodontiformes) [PDF]

open access: yesNature, 1965
IN the family Goodeidae, unlike the other viviparous Cyprinodontiformes, the male anal fin is not modified into a gonopodium. Three years ago, we discovered in Skiffia lermae (Goodeidae) a muscular structure which seems to serve as a reproductive organ and which we called a “pseudo-penis”1,2.
openaire   +1 more source

Austrolebias luzardoi (Cyprinodontiformes: Rivulidae), una especie nueva de pez anual de la cuenca del río Cuareim, República Oriental del Uruguay

open access: yesRevista del Museo de La Plata
Austrolebias luzardoi sp. n., se describe de charcos temporales del sector medio de la cuenca del río Cuareim, Departamento de Artigas, al norte de la República Oriental del Uruguay.
Enrique Perujo   +3 more
doaj  

Studying fish biodiversity and abundance in Boujagh Wetland of Kiashahr, South-Western Caspian Sea

open access: yes‬‭Majallah-i ̒Ilmī-i Shīlāt-i Īrān, 2004
The fish biodiversity and abundance studied in Boujagh wetland, close to Kiashahr south-western Caspian Sea during the year 2002. In each season, samples were collected by using gillnet, common haul seine, cast net and dip net in a 7-15 day sampling ...
H. Khara; Sh. Nezami balochi
doaj  

The fish fauna in tropical rivers: The case of the Sorocaba river basin, SP, Brazil

open access: yesRevista de Biología Tropical, 2003
A survey was carried out on the fish species in the Sorocaba River basin, the main tributary of the left margin of the Tietê River, located in the State of São Paulo, Brazil. The species were collected with gill nets.
Welber Senteio Smith   +2 more
doaj  

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