Results 11 to 20 of about 4,872 (179)

Architecture of crossed-lamellar bivalve shells: the southern giant clam (Tridacna derasa, Röding, 1798) [PDF]

open access: yesRoyal Society Open Science, 2017
Tridacna derasa shells show a crossed lamellar microstructure consisting of three hierarchical lamellar structural orders. The mineral part is intimately intergrown with 0.9 wt% organics, namely polysaccharides, glycosylated and unglycosylated proteins ...
O. B. A. Agbaje   +6 more
doaj   +1 more source

Mollusks from Miocene hydrocarbon-seep deposits in the Ilocos-Central Luzon Basin, Luzon Island, Philippines [PDF]

open access: yesActa Palaeontologica Polonica, 2022
We report 35 molluscan species from Late Miocene cold-seep carbonates from the Amlang Formation in the IlocosCentral Luzon Basin in Luzon Island, Philippines, collected in a large quarry in the province of Pangasinan.
STEFFEN KIEL   +3 more
doaj   +1 more source

Faunistic assemblages of a sublittoral coarse sand habitat of the northwestern Mediterranean

open access: yesScientia Marina, 2011
The sublittoral megabenthic assemblages of a northwestern Mediterranean coarse sandy beach exploited for the bivalve Callista chione were studied.
Eva Pubill   +3 more
doaj   +1 more source

Facultative monogamy in an early Eocene brooding oyster and its evolutionary implications [PDF]

open access: yesActa Palaeontologica Polonica, 2021
Dwarf males of Ostrea jibananandai sp. nov. from the lower Eocene rocks of the Cambay Basin, western India, are found attached inside the anterior end of the hinge of large females. Commonly, one male is found inside a female shell.
Kalyan Halder, Aniket Mitra
doaj   +1 more source

Distribution and recent status of freshwater mussels of family Unionidae (Bivalvia) in the Czech Republic

open access: yesKnowledge and Management of Aquatic Ecosystems, 2019
This study is devoted mainly to the distribution and its changes, inhabited and preferable habitats of bivalves from family Unionidae in the territory of the Czech Republic and the discussion of major threats and conservation measures.
Beran Luboš
doaj   +1 more source

New taxa, records, and data for vesicomyid bivalves from Cenozoic strata of the North Pacific region

open access: yesActa Palaeontologica Polonica, 2023
New discoveries of Cenozoic deep-water hydrocarbon seep deposits and continued collecting at previously documented sites in the North Pacific region have resulted in additional fossils of vesicomyid bivalves and necessitate a systematic review.
STEFFEN KIEL   +2 more
doaj   +1 more source

Genetic Population Structure and Demographic History of the Widespread Common Shipworm Teredo navalis Linnaeus 1758 (Mollusca: Bivalvia: Teredinidae) in European Waters Inferred from Mitochondrial COI Sequence Data

open access: yesFrontiers in Marine Science, 2017
The first documented scientific reports of the common marine shipworm Teredo navalis (Bivalvia) for Central European waters date back to the time between 1700 and 1730 in the Netherlands.
Ronny Weigelt   +3 more
doaj   +1 more source

Výsledky průzkumu měkkýšů (Mollusca: Gastropoda, Bivalvia) v okolí města Blatná v jihozápadních Čechách [PDF]

open access: yesMalacologica Bohemoslovaca, 2008
Results of the faunistic survey on molluscs in the vicinity of the town of Blatná (south-western Bohemia, Czech Republic) are presented. This research was carried out in 2004–2007 at 28 sites complemented by other older unpublished records. Altogether 87
Petr Bogusch   +2 more
doaj   +1 more source

Bioakumulasi Arsen (As) dan Merkuri (Hg) pada Bivalvia dari Pesisir Sekitar Demak dan Surabaya Indonesia

open access: yesJurnal Kelautan Tropis, 2019
The coastal waters at Demak and Surabaya as areas for fishing ground bivalve for consumption proposes.  Unfortunately, mostly the coastal land these areas were used for industry and settlement, it will have an impact on the coastal environment.
Chrisna Adhi Suryono   +2 more
doaj   +1 more source

Pengaruh salinitas yang berbeda terhadap tingkat pertumbuhan dan kelangsungan hidup tiram (Crassostrea sp)

open access: yesActa Aquatica, 2017
Tiram (Crassostrea sp) merupakan salah satu bivalvial potensial yang dapat dikembangkan dalam rangka meningkatkan pendapatan ekonomi. Kualitas air (salinitas) yang baik akan mempengaruhi pertumbuhan dan kelangsungan hidup tiram.
Helmi Yanti   +2 more
doaj   +1 more source

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