Results 81 to 90 of about 2,968 (191)

Reproductive and larval cycle of the scallop Argopecten purpuratus (Ostreoida: Pectinidae), during El Niño-La Niña events and normal weather conditions in Antofagasta, Chile

open access: yesRevista de Biología Tropical, 2008
Seasonality, amplitude, and magnitude of spawning events were determined for Argopecten purpuratus in the La Rinconada marine reserve, Antofagasta, Chile, between December 1995 and January 2004.
Miguel Avendaño   +3 more
doaj  

Review: Spawning Induction in Bivalve [PDF]

open access: yes, 2011
Spawning induction is eminent to bivalve hatchery production as it involves control of the timing of reproduction to make maximum fertilization. There is several ways to induce spawning in sexually mature bivalve which the major methods are chemical ...
Aji, L. P. (Ludi)
core  

Too cold for invasions? Contrasting patterns of native and introduced ascidians in subantarctic and temperate Chile [PDF]

open access: yes, 2016
10 páginas, 1 tabla, 2 figuras.We analysed the biodiversity of ascidians in two areas located in southern and northern Chile: Punta Arenas in the Strait of Magellan (53º latitude, subantarctic) and Coquimbo (29º latitude, temperate).
Cañete, Juan I.   +4 more
core   +1 more source

Impact of the Cycle "El Niño" South Oscillation 2002 - 2007 on the Fishery and Biology of "smooth" Mugil cephalus in the Region Lambayeque, Perú [PDF]

open access: yes, 2007
La pesca es sin duda una de las actividades económicas más afectada por el impacto de “El Niño”. Estos eventos climáticos 1982-83 y 1997-98 fueron las que impactaron significativamente las pesquerías del Pacífico.
Alvitres Castillo, Víctor Ricardo   +1 more
core  

Procesos naturales y antropogénicos asociados al evento de mortalidad de conchas de abanico ocurrido en la bahía de Paracas (Pisco, Perú) en junio del 2000

open access: yesRevista Peruana de Biología, 2013
Con la finalidad de determinar los procesos que desencadenaron el evento de mortalidad de concha de abanico (Argopecten purpuratus) el 6 de junio del 2000, se analizaron las condiciones ambientales naturales y antropogénicas en la Bahía de Paracas (Pisco,
Rita Cabello   +2 more
doaj   +1 more source

The speckled scallop, Argopecten circularis, in Aqua Hedionda Lagoon, San Diego County, California [PDF]

open access: yes, 1988
Speckled scallops, Argopecten circularis (Sowerby, 1835), were sampled at Agua Hedionda Lagoon, Carlsbad, San Diego County from March 1984 to October 1986, to obtain basic life history data.
Duffy, John M.   +3 more
core  

Reproductive activity and biochemical composition of the pullet carpet shell Venerupis senegalensis (Gmelin, 1791) (Mollusca: Bivalvia) from Ria de Aveiro (northwestern coast of Portugal) [PDF]

open access: yes, 2014
The present study characterizes the reproductive cycle of Venerupis senegalensis (=V. pullastra) from Ria de Aveiro (Portugal) as well as its nutrient storage and exploitation strategy.
Arnold, William S.   +6 more
core  

Asociación del color de la concha de reproductores de Argopecten purpuratus (Lamarck, 1819) con la supervivencia, crecimiento y desarrollo larval de sus progenies Association between shell color of breeds (Lamarck, 1819) and the survival, growth and larval development of their progenies

open access: yesLatin American Journal of Aquatic Research, 2012
Las conchas de moluscos bivalvos marinos son extremadamente diversas en sus patrones de pigmentación y riqueza de colores. Tal diversidad se debe a factores ambientales y genéticos.
Ricardo M García, Federico M Winkler
doaj  

Caracterización productiva y su relación con el color del pelaje en búfalos de agua de diferentes hatos lecheros del Eje cafetero [PDF]

open access: yes, 2016
En la industria lechera Colombiana se ha destacado la producción bufalina por la eficiencia de los animales y el alto valor bilógico de la leche que producen.
Henao Salazar, Santiago   +1 more
core  

Gene expression specificity of the mussel antifungal mytimycin (MytM) [PDF]

open access: yes, 2011
We previously reported the nucleotide sequences and diversity of mytimycin (MytM) from the Mediterranean mussel, Mytilus galloprovincialis. Using real-time PCR (q-PCR), we observed that the MytM gene was mainly expressed in circulating hemocytes and to
CAMMARATA, Matteo   +6 more
core  

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