Results 41 to 50 of about 1,536 (185)

Larval development of Plagioscion squamosissimus (Heckel) (Perciformes, Sciaenidae) of Itaipu reservoir (Paraná river, Brazil) [PDF]

open access: yesRevista Brasileira de Zoologia, 1997
The aim of the present study was to characterize the larval development of Plagioscion squamosissimus (Heckel, 1840) morphometrically, collected at Itaipu reservoir from March 1988 to April 1990. It was obtained the samples monthly, with a conic-cylindrical plankton net with 0.5mm mesh. The morphological description of the larvae of P.
Nakatani, Keshiyu   +2 more
openaire   +3 more sources

Infection by Austrodiplostomum compactum metacercariae in fish from the Nova Avanhandava reservoir, Tietê river, São Paulo State, Brazil - doi: 10.4025/actascibiolsci.v32i3.5675

open access: yesActa Scientiarum: Biological Sciences, 2010
This study aimed to evaluate the infection by the Austrodiplostomum compactum metacercariae in fishes from the Nova Avanhandava Reservoir, low Tietê river, São Paulo State, Brazil. The parasites were collected from eye (aqueous and vitreous humor), fixed
Jaciara Vanessa Krüger Paes   +2 more
doaj   +1 more source

The fish fauna of the Iwokrama Forest [PDF]

open access: yes, 2005
Fishes were collected from the rivers in and around the Iwokrama Forest during January-February and November-December 1997. Four hundred species of fish were recorded from forty families in ten orders.
Arjoon, D   +5 more
core   +1 more source

Use of otoliths to estimate size at sexual maturity in fish

open access: yesBrazilian Archives of Biology and Technology, 2000
The viability of an alternative method for estimating the size at sexual maturity of females of Plagioscion squamosissimus (Perciformes, Sciaenidae) was analyzed. This methodology was used to evaluate the size at sexual maturity in crabs, but has not yet
Carlos Sérgio Agostinho
doaj   +1 more source

Trends in Medicinal Uses of Edible Wild Vertebrates in Brazil

open access: yesEvidence-Based Complementary and Alternative Medicine, Volume 2017, Issue 1, 2017., 2017
The use of food medicines is a widespread practice worldwide. In Brazil, such use is often associated with wild animals, mostly focusing on vertebrate species. Here we assessed taxonomic and ecological trends in traditional uses of wild edible vertebrates in the country, through an extensive ethnobiological database analysis. Our results showed that at
Rômulo Romeu Nóbrega Alves   +3 more
wiley   +1 more source

Assessment of trace metals in Amazonian fish exposed to untreated urban sewage: high chromium concentrations in fish tissues

open access: yesRevista Ambiente & Água, 2015
The aim of this study was to evaluate the quality of fish meat in relation to inorganic contaminants (Zn, Pb, Cu, Cr, Ni and Hg), following the Brazilian Health Surveillance Agency (ANVISA) standards in five Amazonian fish exposed to untreated urban ...
Eduardo Araujo de Sousa   +7 more
doaj   +1 more source

Prevalence of Kudoa in Fish Fillets Caught in Para State [PDF]

open access: yes, 2020
Kudoa is a myxozoan that causes myoliquefaction in marine fishes. Most of species only affect fish, but a K. septempunctata outbreak was reported in 358 people. Although many species of Kudoa are known, none was described in Brachyplatystoma filamentosum,
Araújo JÚNIOR, João Pessoa   +4 more
core   +2 more sources

Aspectos ecológicos de Diplectanum piscinarius (Platyhelminthes, Monogenea) parasita de brânquias de Plagioscion squamosissimus (Osteichthyes, Sciaenidae) da plan. inund. Alto rio Paraná, B - DOI: 10.4025/actascibiolsci.v27i3.1279

open access: yesActa Scientiarum: Biological Sciences, 2008
Trinta e nove espécimes de Plagioscion squamosissimus Heckel, 1840 foram coletados com redes de espera de diferentes malhagens na planície de inundação do Alto rio Paraná.
Fernando de Castro Tavernari   +5 more
doaj   +1 more source

Fish, Marmelos Conservation Area (BX044), Madeira River basin, states of Amazonas and Rondônia, Brazil. [PDF]

open access: yes, 2007
The present study provides a species list of fish from the Marmelos River Area – BX044 in the states ofAmazonas and Rondônia in northern Brazil. During a Rapid Ecological Assessment (REA) performed in October andNovember of 2003, 133 fish species from ...
Camargo, M., Giarrizzo, T.
core   +1 more source

Rhadinorhynchus plagioscionis n. sp. (Acanthocephala: Rhadinorhynchidae) da pescada (Plagioscion Squamosissimus) da Amazônia Brasileira [PDF]

open access: yesActa Amazonica, 1980
Resumo Rhadinorhynchus plagioscionis n. sp. (Acanthocephala: Rhadinorhynchidae) é descrita do intestino da pescada (Plagioscion squamosissimus (Heckel), obtida perto de Manaus, Amazonas, Brasil. A nova espécie distingue-se das demais espécies do gênero por ter espinhos no tronco com raízes bifurcadas e pontas livres.
openaire   +3 more sources

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