Research


The population genetics of Conus textile Linnaeus, 1758 from the Southern central coast of Vietnam

To investigate the population genetics of Conus textile, we sequenced the COI mtDNA gene of 45 individuals from four different localities of the Southern Central Coast of Vietnam (Ly Son, Cu Lao Cham, Song Cau and Van Phong). C. textile populations exhibited high genetic variation with 23 haplotypesdiscovered. The common haplotype found occurring in three populations, was not observed at Cu Lao Cham.The sequence differences ...

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Reproductive biology of the cone snaill Conus striatus Lnnaeus, 1758) from Khanh Hoa Province, Vietnam

  Cone snail Conus striatus Linnaeus, 1758 is a molluscs eating small fish by using toxins. The gonad samples of C. striatus collected in Khanh Hoa from 1/2013 to 12/2013 to be used for histological studies. Gonads were divided into 5 phases, the gonads have dark brown, while male gonads opaque white. The breeding season of C. striatus in natural from February to June every year. Size at first maturation is 69.83, ...

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Three new species of Pseudorhabdosynochus (Monogenea: Diplectanidae) from Vietnamese grouper (Epinephelus spp.) (Perciformes: Serranidae)

Three new species of monogenea are described from cultured and wild grouper from Nha Trang and Cam Ranh Bays, Vietnam. Pseudorhabdosynochus nhatrangensis n. sp and P. vietnamensis n. sp. were found on wild and cultured Epinephelus coioides and E. bleekeri, while Pseudorhabdosynochus brunei n. sp. parasitizes wild E. bruneus. P. nhatrangensis n. sp. is characterized by a sclerotized vagina with cup-shaped trumpet, open ...

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Study of population genetics of oysters in central and northern coast of vietnam

Study of population genetics of oysters in central and northern coast of vietnam   The genus Oyster (Crassostrea spp.)  belonging to the family Ostreidae, class Bivalvia, is widely distributed worldwide, but mainly in the tropics and subtropics. In this study, oyster specimens were collected at local markets and aquaculture site in three localities: Khanh Hoa, Binh ...

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Population genetics of white-nest swiftlet Aerodramus fuciphagus. sub species in Vietnam

Population genetics of white-nest swiftlet Aerodramus fuciphagus. sub species in Vietnam     White- nest swiftlet (Aerodramus) are birds of high economic value from nests collected. Samples were collected from 4 geographical area: Khanh Hoa, Trang Bon-Dong Nai, Kien Giang and Con Dao. Phylogeographic tree is based on four algorithms, Maximum Parsimony and Maximum ...

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