Results 81 to 90 of about 3,967 (232)

TRANSGRESSIVE SEQUENCES ON FORELAND MARGINS: A CASE STUDY OF THE NEOGENE CENTRAL GUADALQUIVIR BASIN, SOUTHERN SPAIN

open access: yesRivista Italiana di Paleontologia e Stratigrafia, 2004
The Guadalquivir foreland basin, located between the Iberian basement northward and the Betic orogen to the South, represents the western sector of the earlier foredeep basin of the Betic Cordillera.
J. GABRIEL PENDÓN   +5 more
doaj   +1 more source

Marine resources exploitation by hunter-gatherer and handfishing and tribal communities societies, in the historical region of the strait of Gibraltar [PDF]

open access: yes, 2010
Desde la denominada Arqueología Social abordamos un análisis de la explotación de los recursos marinos por las formaciones sociales con modo de producción basado en la caza, recolección, pesca y marisqueo y por sociedades tribales comunitarias en la ...
Bernal Casasola, Darío   +9 more
core   +1 more source

Ancillary living marine resources of Lakshadweep [PDF]

open access: yes, 1986
The paper detailed about the ancillary living marine resources of Lakshadweep. Sea weeds, crustaceans, molluscs, sponges, echinoderms, reptiles such as turtles, birds etc, are treated here as ancillary ...
Appukuttan, K K   +3 more
core  

Análise do diâmetro dos oócitos de duas espécies do gênero Crassostrea durante o período reprodutivo [PDF]

open access: yes, 2015
TCC (graduação) - Universidade Federal de Santa Catarina. Centro de Ciências Agrárias. Curso de Engenharia de Aquicultura.A reprodução é um dos mais importantes processos fisiológicos no ciclo de vida de qualquer espécie de bivalves.
Soares, Iasmin
core  

Assessing, quantifying and valuing the ecosystem services of coastal lagoons [PDF]

open access: yes, 2018
The natural conservation of coastal lagoons is important not only for their ecological importance, but also because of the valuable ecosystem services they provide for human welfare and wellbeing.
Angus, Stewart   +35 more
core   +7 more sources

Dinàmica poblacional d’Heteraster oblongus (Brongniart, 1821) (Echinoidea, Spatangoida, Toxasteridae) de l’Aptià de la conca del Maestrat (País Valencià, Mediterrània occidental) [PDF]

open access: yes, 2010
S’ha avaluat l’estructura d’edat d’una població d’un equinoïdeu irregular, Heteraster oblongus (Brongniart, 1821). L’estudi s’ha fet mitjançant una mostra aleatòria d’un jaciment, Mas de Borràs, de l’Aptià inferior de Morella, conca del Maestrat ...
Castany, Joan, Forner, Enric
core  

Soundscape manipulation enhances larval recruitment of a reef-building mollusk [PDF]

open access: yes, 2015
© The Author(s), 2015. This article is distributed under the terms of the Creative Commons Attribution License. The definitive version was published in PeerJ 3 (2015): e999, doi:10.7717/peerj.999.Marine seafloor ecosystems, and efforts to restore them ...
Bohnenstiehl, DelWayne R.   +2 more
core   +3 more sources

Etude sur les Ostreidae du Nummulitique du Senegal

open access: yesBulletin de la Société Géologique de France, 1950
Abstract Describes ostreids (including Ostrea cayorensis n.sp.) from Nummulitic (Tertiary) deposits of Senegal, French West Africa, and discusses their paleogeographic significance.
openaire   +1 more source

Asimetría bilateral de la forma de las valvas y posición espacial en matrices del chorito Perumytilus purpuratus (Lamarck, 1819) (Bivalvia: Mytilidae) Bilateral asymmetry of shell shape and spatial position in matrices of the mussel Perumytilus purpuratus (Lamarck, 1819) (Bivalvia: Mytilidae)

open access: yesRevista Chilena de Historia Natural, 2005
De las distintas formas de la asimetría bilateral, la asimetría direccional (AD) ha recibido considerablemente menos atención en la literatura que la asimetría fluctuante (AF). Si bien existen buenos ejemplos de AD conspicua en algunos grupos de moluscos
CAROLINA BRIONES, RICARDO GUIÑEZ
doaj  

Estudi de la població d’un equinoïdeu irregular de l’Aptià de la subconca del Penyagolosa (serralada Ibèrica oriental) [PDF]

open access: yes, 2012
S’ha avaluat l’estructura d’edat d’una població d’un equinoïdeu irregular, Pliotoxaster sp. L’estudi s’ha fet mitjançant una mostra aleatòria d’un jaciment de l’Aptià inferior, de la subconca del Penyagolosa, conca del Maestrat, Serralada Ibèrica ...
Adelantado, Jorge   +3 more
core  

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