Results 91 to 100 of about 6,154 (213)

Independent evolution of the specialized pharyngeal jaw apparatus in cichlid and labrid fishes [PDF]

open access: yes, 2007
Background Fishes in the families Cichlidae and Labridae provide good probable examples of vertebrate adaptive radiations. Their spectacular trophic radiations have been widely assumed to be due to structural key innovation in pharyngeal jaw apparatus ...
Azuma Yoichiro   +3 more
core   +2 more sources

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 Faunal Analysis of the Springs of the Ouachita Mountains, Arkansas [PDF]

open access: yes, 1981
Spring ecosystems in Arkansas have historically received little attention. A faunal survey was made of 33 springs located in the core area Ouachita Mountains physiographic province. The study area was 135 x 80 km extending west from Hot Springs, Arkansas
Robison, Henry W.
core   +2 more sources

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  

Ictiofauna del arroyo La Choza, cuenca del Río de la Reconquista (Buenos Aires, Argentina) [PDF]

open access: yes, 2009
Fil: Colautti, Darío César. Instituto Tecnológico Chascomús (IIB-IINTECH/UNSAM-CONICET)Fil: Maroñas, Miriam Edith. Instituto de Limnología Dr. Raúl A. Ringuelet (ILPLA); Facultad de Ciencias Naturales y Museo; Universidad Nacional de La PlataFil: Sendra,
Brancolini, Florencia   +5 more
core   +1 more source

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

Evolução [PDF]

open access: yes, 2018
XXXII Congresso Brasileiro de Zoologia, Foz do Iguaçu, 2018. Tema: Desafios e perspectivas para a Zoologia na América LatinaCaderno de Resumos de Trabalhos da Área temática Evolução, do XXXII Congresso Brasileiro de ZoologiaSociedade Brasileira de ...

core  

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

Spatial Diversity in Composition and Structure of Nekton in Ngenep Spring and Its Channels, Karangploso - Malang [PDF]

open access: yes, 2014
Water springs and its channel degradation due to anthropogenic pollution may alter the community structure of aquatic organisms. Water spring degradation tehrefore affect the quality of water as tourism resources.
Hapsari, L. (Lia)   +3 more
core  

Re-establishment of native freshwater fishes in Bull Creek [PDF]

open access: yes, 2006
Bull Creek is a perennial, urban stream located in the City of Melville and is a tributary to the Canning River. The catchment has been largely altered for urban development (i.e.
Beatty, S., Morgan, D.
core   +1 more source

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