Results 41 to 50 of about 772 (159)

Bioluminescent signals spatially amplified by wavelength-specific diffusion through the shell of a marine snail [PDF]

open access: yes, 2011
Some living organisms produce visible light (bioluminescence) for intra- or interspecific visual communication. Here, we describe a remarkable bioluminescent adaptation in the marine snail Hinea brasiliana.
Deheyn, D.D., Wilson, N.G.
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Genetic structure of the high dispersal Atlanto-Mediterreanean sea star Astropecten aranciacus revealed by mitochondrial DNA sequences and microsatellite loci [PDF]

open access: yes, 2018
To investigate the impact of potential marine barriers on gene-flow in high dispersal marine invertebrates, we assessed the population genetic structure of the sea star Astropecten aranciacus. Samples were obtained from nine locations within the Atlantic
Ribi, G.   +3 more
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Filogenia molecular e biogeografia de Psomophis Myers & Cadle 1994 e a história da diagonal de áreas abertas neotropicais [PDF]

open access: yes, 2013
Dissertação (mestrado)—Universidade de Brasília, Instituto de Ciências Biológicas, Programa de Pós-Graduação em Biologia Animal, 2013.A diagonal de áreas abertas separa os dois grandes blocos de formações florestais da América do Sul, Floresta Amazônica ...
Tedeschi, Leonardo Gonçalves
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Listado con primeros registros de los equinodermos del norte de Túnez (Mediterráneo central) [PDF]

open access: yes, 2019
Tunisia occupies a strategic biogeographic position in the Mediterranean Sea and the Strait of Sicily is considered a biogeographical boundary that separates the eastern and western basins.
Ben Souissi, Jamila   +2 more
core   +2 more sources

Rapid and non-radioactive detection method of microsatellites in Mystus nemurus: a refined technique [PDF]

open access: yes, 2005
A simple and rapid method of DNA microsatellite isolation based on the Random Amplified Microsatellites (RAMs) PCR technique was used in this study. The work presented here is part of a continuous effort in refining and perfecting the technique for more ...
Chan, Soon Choy   +3 more
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Els equinoderms [PDF]

open access: yes
Se citen 53 espècies d'equinoderms procedents de mostres recollides a l'Arxipèlag de Cabrera i els fons que l'envolten. S'indica la distribució batimètrica i bionòmica de cada espècie en l'Arxipèlag i es compara la fauna d'equinoderms de Cabrera amb la ...
Munar, J.
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烟台近海大型底栖动物群落特征 [PDF]

open access: yes, 2013
根据2010年和2011年对烟台近海大型底栖动物的周年调查资料,采用优势度指数、物种多样性指数及Cluster聚类和MDS排序方法,进行群落特征和群落演替情况的。研究。结果表明,该海域共采集大型底栖动物176种,其中优势类群为多毛类。群落中的优势种主要包括短叶索沙蚕和不倒翁虫。烟台近海年平均生物量和丰度分别为16.72g/m~2和1022ind/m~2,且存在季节性差异。丰富度指数(D)、均匀度指数(J)和多样性指数(H')的年平均值分别为2.30、0.70和1.91 ...
李宝泉, 王全超
core   +1 more source

Dispersal similarly shapes both population genetics and community patterns in the marine realm [PDF]

open access: yes, 2016
Dispersal plays a key role to connect populations and, if limited, is one of the main processes to maintain and generate regional biodiversity. According to neutral theories of molecular evolution and biodiversity, dispersal limitation of propagules and ...
Bizsel, N.   +16 more
core   +7 more sources

Colonização de substratos artificiais em ambiente marinho [PDF]

open access: yes, 2008
Mestrado em Ecologia, Biodiversidade e Gestão de EcossistemasA monitorização de colonização de organismos marinhos com a utilização de métodos tradicionais tem sido considerada difícil e dispendiosa (Caley et al., 1996).
Ferreira, Maria Sara Meireles Garrido Gonçalves
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