Results 1 to 10 of about 70 (62)

Cinética de bioacumulación de hidrocarburos aromáticos policíclicos en Anadara similis (Adams, 1852) Y Anadara tuberculosa (Sowerby, 1833) (Arcoida: Arcidae)

Revista U.D.C.A Actualidad & Divulgación Científica, 2012
Se determinó la bioacumulación de hidrocarburos aromáticos policíclicos (HAP) en las los moluscos bivalvos Anadara similis y A. tuberculosa, siendo esta última especie empleada como organismo biomonitor, en el Pacífico colombiano.
Mónica Zambrano, Robinson Casanova, Gustavo Arencibia, Alexis Vidal, Norberto Capetillo   +4 more
doaj   +6 more sources

Size composition and sex ratio of Anadara tuberculosa and Anadara similis in a mangrove reserve from the northwest of Ecuador [PDF]

Revista De Biologia Marina Y Oceanografia, 2010
Shell length frequency distribution (SLFD) and sex ratio of a subpopulation of the mangrove cockles Anadara tuberculosa and Anadara similis were analyzed from natural beds in the Cayapas-Mataje Ecological Mangrove Reserve, Ecuador. The SLFD was different between sexes for both species; females were larger than males. Subpopulations of A.
Flores, Luis, Licandeo, Roberto
exaly   +3 more sources

Estudio morfológico y funcional de las células circulantes de la concha prieta Anadara similis

Revista Tecnológica, 2013
El presente trabajo describe la presencia mayoritaria de células circulantes en la sangre de la concha prieta y la presencia de actividad antibacteriana en estas células.
Federico Sinche, Alberto Fernández, Luis Salazar, Renato Recalde, Sabrina Gallegos, Alberto Lino, Angel Ortiz, Marcelo Muñoz   +7 more
doaj   +5 more sources

Abundancia y diversidad de Anadara tuberculosa y Anadara similis en manglares del Archipiélago de Jambelí en la provincia de el Oro en Ecuador

Manglar (Tumbes)
Mangroves, key ecosystems in tropical and subtropical intertidal zones, are fundamental to biodiversity. In Ecuador, approximately 27% of the original mangrove area, equivalent to some 56,000 hectares, has been lost due to the expansion of shrimp farms, urbanization, and other human activities.
Gabriela Cuenca Jaramillo, Jeniffer Janely Solano, Alex Luna Florin, Mayra Estrella Costa   +3 more
exaly   +3 more sources

Hermaphroditism of bivalves Anadara tuberculosa and Anadara similis Sowerby 1883 (Arcidae) in Colombian Pacific mangroves

Boletín de Investigaciones Marinas y Costeras, 2021
The hermaphrodite condition of the cockles Anadara tuberculosa and Anadara similis, gonochoric species living in mangroves of the Pacific coast of Colombia, are described in this paper. The gonads of 290 individuals of A. tuberculosa and 336 individuals of A.
Carlos Lucero, Jaime Cantera, Diego Gil
openaire   +3 more sources

An Overview of Cadmium, Chromium, and Lead Content in Bivalves Consumed by the Community of Santa Rosa Island (Ecuador) and Its Health Risk Assessment

Frontiers in Environmental Science, 2020
Santa Rosa Island community members derive their income and livelihoods from bio-aquatic resources, principally bivalves of the genus Anadara, both for subsistence use and commercial purposes.
David Romero-Estévez, Gabriela S. Yánez-Jácome, Mónica Dazzini Langdon, Karina Simbaña-Farinango, Eduardo Rebolledo Monsalve, Gabriel Durán Cobo, Hugo Navarrete   +6 more
doaj   +1 more source

Heavy Metals Concentration In The Bivalves Anadara Tuberculosa And A. Similis From Estuary Huaylá, El Oro Province, Ecuador.

, 2017
The concentrations of heavy metals in the bivalve molluscs Anadara similis and A. tuberculosa are determined. The specimens were collected at 2 km from the mouth of Estero Huaylá, El Oro Province, Ecuador, in November 2013. The length and weight of each species were determined in the laboratory, with two length ranges being established for A.
Senior, William, Tobar, Johnny, Ramírez-Muñoz, Mery, Ivis Fermín   +3 more
openaire   +3 more sources

Shifting policies, access, and the tragedy of enclosures in Ecuadorian mangrove fisheries: towards a political ecology of the commons

Journal of Political Ecology, 2012
After decades of mangrove deforestation for the development of shrimp farming, the Ecuadorian state began to officially recognize the ancestral rights of traditional users of coastal mangrove resources in the late 1990s.
Christine M. Beitl
doaj   +1 more source

Calidad bacteriológica del agua en los sitios de recolección de “conchas negras” (Anadara tuberculosa y Anadara similis) en Chinandega, Nicaragua

Encuentro, 2008
EL MOLUSCO ANADARA TUBERCULOSA O ANADARA SIMILIS, CONOCIDO EN Nicaragua como “concha negra”, se extrae del fango de los esteros y por lo tanto recibe, por medio de las escorrentías, desechos orgánicos provenientes de la ganadería y contaminación por infiltración de agua proveniente de letrinas.
Sandoval Palacios, Erick José, Saborío Coze, Agnés   +1 more
openaire   +2 more sources

Cockles in custody: the role of common property arrangements in the ecological sustainability of mangrove Fisheries on the Ecuadorian Coast

International Journal of the Commons, 2011
Scholars of common property resource theory (CPR) have long asserted that certain kinds of institutional arrangements based on collective action result in successful environmental stewardship, but feedback and the direct link between social and ...
Christine M. Beitl
doaj   +1 more source