Population structure, growth and production of the wedge clam Donax hanleyanus (Bivalvia: Donacidae) from northern Argentinean beaches. Members of the class Bivalvia are mostly gonochoric, some are protandric hermaphrodites. Life cycle: Embryos develop into free-swimming trocophore larvae. Proporção sexual e comprimento de concha na primeira maturação sexual em Donax hanleyanus Philippi (Bivalvia, Donacidae) no Rio Grande do Sul, Brasil.

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A comparison between length-frequency distribution and size-increment analysis”. Donacidae using condition index and histological examination of gonads.

How to cite this article. Sandy beach as ecosystems. Sex ratio and size at first maturity of the wedge clam Donax hanleyanus Philippi, were studied during 15 months, between October and Decemberin Arroio Teixeira beach, southern Brazil. Marine BiologyBerlin, This page was last edited on 2 Mayat Donax hanleyanuscommon name the wedge clam in Argentina and Uruguay known as: Determination of reproductive cycle in a population of Egeria radiata Lamarck, Bivalvia: Journal of Molluscan Studies.

Bivalvia off Faro, southern Portugal.


Descrição do ciclo reprodutivo de Donax hanleyanus (Bivalvia, Donacidae) no sul do Brasil

Effects of human activities on long-term trends in sandy beach populations: Donax hanleyanus Philippi, como indicador ambiental. Donacidae in the littoral of Malaga Southern Spain. Annales de LimnologieParis, Os demais foram denominados maduros. You can help Wikipedia by expanding it.

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In other projects Wikimedia Commons. Different methods were employed in order to give a better idea of the mean size at first maturity.

Donax hanleyanus Philippi, MalacologiaAnn Arbor, 15 1: Reproductive biology of the tropical clam Donax denticulatus in eastern Venezuela. Journal of Experimental Marine Biology and Ecology. The biology of genus Donaxp.

DONACIDAE, Donax hanleyanus for Sale | Conchology

Reproduction of Donax venustus Poli,Donax semistriatus Poli, and intermediate morphotypes Bivalvia: Articles with ‘species’ microformats All stub articles. Journal of Shellfishery Research fonax, Miami, From Wikipedia, the free encyclopedia. EcologyLa Jolla, Donacidae from northern Argentinean beaches”. This bivalve -related article is a stub.

Donacidae on three Argentinean sandy beaches with contrasting morphodynamics”. It is widely distributed throughout the sandy beaches of the Atlantic coast of South America, from Brazil to Argentina. Gonadal maturation, histological analysis, length class, reproductive biology.


Reproductive biology of the wedge clam Donax hanleyanus Bivalvia: Estudo do crescimento em comprimento de Donax hanleyanus Philippi, Mollusca, Bivalvia, Donacidae. Donax hanleyanus Scientific classification Kingdom: Reproduction and fecundity of Donax trunculus L. The sex ratio was 1: Revista Brasileira de ZoologiaCuritiba, 18 2: Donacidae Bivalves described in Bivalve stubs. EstuarineCoastal and Shelf ScienceLondon, 54 6: Views Read Edit View history.

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Functional anatomy of Donax hanleyanus Philippi, Donacidae: Comunicaciones de la Sociedad Malacologica del UruguayMontevideo, 6: Population dynamics and secondary production hanleganus the wedge clam Donax hanleyanus Bivalvia: Journal of Shellfish Research. A preliminary account of the ecology donqx sandy beaches in Southern Brazil, p. Cahiers Biologie MarineParis, Services on Demand Journal. Resurgent populations of littoral marine invertebrates and their dependence on ocean currents and tidal currents.

Growth and reproductive cycle of Donax trunculus L.