Results 41 to 50 of about 17,909 (172)

Putative Involvement of Adrenergic Receptors in Regulation of Mussel (Perna Canaliculus) Larval Settlement [PDF]

open access: yes, 2015
: Settlement responses were investigated for mussel (Perna canaliculus) larvae after exposure to catecholamines and their precursor metabolites. Settlement and mortality assays were conducted in Petri plates with chemical treatments (L-phenylalanine, L ...
Alfaro, AC   +3 more
core   +1 more source

MOLECULAR IDENTIFICATION OF CRYPTIC SPECIES OF OYSTERS (GENUS Crassostrea SACCO, 1897) IN THE NORTHEAST ATLANTIC COAST OF BRAZIL

open access: yesBoletim do Instituto de Pesca, 2019
Oysters of the genus Crassostrea Sacco, 1897 are widely distributed worldwide, being important extractive and cultivation resources in Brazil. Because they have high phenotypical plasticity and congeneric similarity, identifications based on shell ...
Guisla BOEHS   +2 more
doaj   +1 more source

Infestation of Crassostrea cf. brasiliana by boring-polychaete polydorids in estuaries from Northeastern Brazil

open access: yesJournal of Environmental Analysis and Progress, 2017
The presence of polydorids shell-borer and the epifaunal polychaetes on Crassostrea cf. brasiliana were studied in five estuaries in Northeastern Brazil: The prevalence of shell-boring polychaetes in oysters varied significantly, showing dominance of Polydora websteri, with 57% of sampled oysters, and Boccardiella ligerica, with 11%, but the ...
José Roberto Botelho de Souza   +2 more
openaire   +2 more sources

Capture fishery in northern Todos os Santos Bay, tropical southwestern Atlantic, Brazil [PDF]

open access: yes, 2011
Information on marine and estuarine capture fishery activity in northern Todos os Santos Bay, northeastern Brazil, based on daily data collected between September 2003 and June 2005 is presented.
GIANNINI, Roberto   +3 more
core   +3 more sources

Pseudo-nitzschia physiological ecology, phylogeny, toxicity, monitoring and impacts on ecosystem health [PDF]

open access: yes, 2011
This paper is not subject to U.S. copyright. The definitive version was published in Harmful Algae 14 (2012): 271-300, doi:10.1016/j.hal.2011.10.025.Over the last decade, our understanding of the environmental controls on Pseudo-nitzschia blooms and ...
Adams   +334 more
core   +1 more source

Intersex in the clam Scrobicularia plana (Da Costa): Widespread occurrence in English Channel estuaries and surrounding areas [PDF]

open access: yes, 2015
Estuarine clams Scrobicularia plana were sampled from 108 intertidal locations around the English Channel and adjacent areas. Although S. plana is believed to be a strict gonochorist, 58% of the populations sampled included intersexed individuals ...
Childs, K   +9 more
core   +1 more source

Morphology of the larval shell of three oyster species of the genus Crassostrea Sacco, 1897 (Bivalvia: Ostreidae)

open access: yesBrazilian Journal of Biology
In this study we describe the morphology of the larval shell of three oyster species of Crassostrea genus. Two species, C. rhizophorae and C. brasiliana, are native to the Brazilian coast, and C. gigas is an introduced species.
SW. Christo, TM. Absher, G. Boehs
doaj   +1 more source

Perkinsus sp. infectando três importantes moluscos do estuário do Rio Jaguaribe, Ceará, Brasil [PDF]

open access: yes, 2020
This work investigated the occurrence of Perkinsus sp. in clam Anomalocardia brasiliana, oyster Crassostrea sp. and mussel Mytella falcata from the Jaguaribe River estuary, northeastern Brazil.
Dantas Neto, Maximiano Pinheiro   +5 more
core   +2 more sources

Composition and distribution of benthic molluscs on intertidal flats of Paranaguá Bay (Paraná, Brazil)

open access: yesScientia Marina, 2004
Mollusc species composition, abundance and spatial distribution were analysed from April 1996 to October 1997 on two tidal flats in Paranaguá Bay (SE Brazil) at the entrance (St. I) (Lat. 25o3´S) and in the intermediate sector (St. II) (Lat.
Guisla Boehs   +2 more
doaj   +1 more source

Caracterização genética de ostras nativas do gênero Crassostrea no Brasil: base para o estabelecimento de um programa nacional de melhoramento. [PDF]

open access: yes, 2013
bitstream/item/80696/1/documento-192 ...
GALVÉZ, A. O.   +5 more
core  

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