Image of Anadara tuberculosa (G. B. Sowerby I, ). Anadara tuberculosa Trusted. Creative Commons Attribution Non Commercial (CC BY-NC ). To determine extreme and optimum temperature and salinity for growth in the mangrove cockle Anadara tuberculosa, we measured the scope. 1Universidad de Nariño, Facultad de Ciencias Pecuarias, Departamento de Recursos Hidrobiológicos, Programa de Ingeniería en Producción Acuícola.

Author: Akinozuru Braramar
Country: Guadeloupe
Language: English (Spanish)
Genre: Life
Published (Last): 20 February 2008
Pages: 343
PDF File Size: 7.36 Mb
ePub File Size: 4.50 Mb
ISBN: 113-9-99398-763-2
Downloads: 25479
Price: Free* [*Free Regsitration Required]
Uploader: Vudoshura

Rev Biol Mar Oceanog ; 48 2: The molecular analysis of genetic variance and structure showed that there is no population structure in the mitochondrial region of A.

El presente trabajo busca determinar la existencia de diferencias poblacionales de A. Use of different geometric morphometrics tools for the discrimination of phenotypic stocks tuberculoas the striped clam Ameghinomya antiqua Veneridae in north Patagonia, Argentina. In anadxra way, the existence of a genetic population is inferred as in the observations made in other countries 18 Ten specimens were collected at random from each mangrove and were taken to a sterile area where a sample of the muscle tissue of the foot was taken.

Historical perspective, lessons, and challenges. Intra-specific comparison showed that areas where the organisms were collected do not affect valve configuration.

Biodiversity Heritage Library

Multimodal distributions also represent a reduction in the effective size of the population, which leads to a multimodal mismatch, or that populations are in demographic equilibrium after passing through a bottleneck. In addition, a phylogenetic tree was elaborated using sequences of sister species as external groups A. The mean nucleotide difference tuerculosa was 5.

Abundance and morphometry of Anadara-tuberculosa and Anadara-similis Mollusca: Services on Demand Article.


The amplified product gene weighed bp. J Helminthol ; 89 1: In conclusion, this study showed moderately high haplotype diversity 0.

Pacific Ocean current might favor the genetic flux of organisms of both species, limiting the possibility of evolution of independent populations. J Zool Syst Evol Res ; 53 3: The haplotype and nucleotide diversity was estimated with the DnaSp5 program. The individuals were collected during low tide hours, when mangroves are uncovered, lasting approximately from four to six hours. The F ST value between these islands indicates almost identical allelic frequencies and close to zero.

The application of these markers provides information on the history, demography, tubercuulosa and behavior of species that can assist in risk assessment, prioritization, delineation of units and design of effective conservation strategies 8. Ministerio de Medio Ambiente; Zhaxybayeva O, Gogarten P. Como ejemplo se puede mencionar el trabajo de Sousa et al. Para las especies Anadara tuberculosa y A. Libro rojo de invertebrados marinos de Colombia.

It was subsequently macerated until small particles were obtained and buffered saline was immediately added 0.

Por su parte, A. Bivalvia in the mangrove ecosystem of the Southern coast of Ecuador. El gen amplificado tuvo una longitud de pb. Frequent haplotypes of caged Caligus rogercresseyi in the austral south of Chile: Ninety-nine changes were observed in the sequences of the species A.

Population h 1 2 3 4 5 0. The genetic diversity observed is the result of the action of the forces of mutation and anarara selection, derived from the response of individuals to natural and anthropological environmental changes.

Degrees of freedom D. Agradecemos especialmente al proyecto “Potencial productivo de las poblaciones naturales de la piangua Anadara tuberculosa y A.


Marine conservation in Chile: Computing the uniform component of shape variation. The results obtained in this study, using the COI gene as genetic marker, are the first reports on the genetic diversity for A. The studied populations are not structured and although there is a decrease of natural banks, the genetic diversity is high.

WoRMS – World Register of Marine Species – Anadara tuberculosa (G. B. Sowerby I, )

The dotted line red represents the observed distribution. Landmark methods for forms without landmarks: These diversity results indicate a possible population expansion 16 ; however, more advanced studies are needed to specify this aspect such as metagenomics, epigenomics, proteomics, metabolomics Edificio principal, Carrera 13 No.

Population dynamics and fisheries potential of Anadara tuberculosa Bivalvia: Siendo Anadara tuberculosa y A. Similar values were observed when each island was considered as a population: The same program was used to estimate the Fs statistic 13 and the distribution between pairs of frequencies Mismatch distribution was evaluated.

Palaeogeography, Palaeoclimatology, Palaeoecology, Los pueblos del mar. Bol Invest Mar Cost ; 39 1: The cytochromo oxidase sub-unit I COI is part of a complex gene encoding of transmembrane proteins, involved in the electrical transport and catalysis of the respiratory chain of eukaryotic organisms and has been the subject of population genetic variability studies due to its universality and evolutionary importance 9. Los productos de PCR amplificados y cuantificados se secuenciaron por ambos lados Macrogen.

Services on Demand Article.