Results 1 to 10 of about 16,812 (219)

A Synoptical Classification of the Bivalvia (Mollusca) [PDF]

open access: yesPaleontological Contributions, 2011
Preface This classification summarizes the suprageneric taxonomy of the Bivalvia for the upcoming revision of the Bivalvia volumes of the Treatise on Invertebrate Paleontology, Part N.
Carter, Joseph G.   +50 more
openaire   +5 more sources

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

Komunitas Bivalvia yang Berasosiasi dengan Kerang Lentera (Brachiopoda: Lingulata) di Zona Intertidal Selat Madura

open access: yesJurnal Riset Biologi dan Aplikasinya, 2020
Kerang lentera merupakan salah satu makrobentos penyusun ekosistem intertidal berlumpur. Penelitian ini bertujuan untuk mendeskripsikan komunitas bivalvia yang yang berasosiasi dengan kerang lentera di zona intertidal Selat Madura.
Rakmawati Rakmawati, Reni Ambarwati
doaj   +1 more source

Bivalvia

open access: yes
Fil: Santelli, María Belén. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Parque Centenario.
Perez, Damián   +2 more
  +5 more sources

Freshwater mollusks of Transcarpathian (the Tisa River basin) in malacological collections of Ukraine

open access: yesGeo&Bio, 2018
The data on malacological collections stored in four natural depositories of Ukraine is analyzed. These museums are as follows: State Natural History Museum, Lviv; malacological col-lection by Prof. V.
Yu. Furyk
doaj   +1 more source

Relating Depth and Diversity of Bivalvia and Gastropoda in Two Contrasting Sub-Arctic Marine Regions

open access: yesFrontiers in Marine Science, 2019
The need to understand species distribution- and biodiversity patterns in high-latitude marine regions is immediate as these marine environments are undergoing rapid environmental changes, including ocean warming and ocean acidification. By the year 2100,
Hronn Egilsdottir   +3 more
doaj   +1 more source

The complete mitochondrial genome of Mactra quadrangularis (Mactridae)

open access: yesMitochondrial DNA. Part B. Resources, 2021
The whole mitochondrial genome sequence of Mactra quadrangularis (Reeve, 1854) was determined. It had a total length of 16,848 bp and it contained 12 protein coding genes, 2 ribosome RNA genes, and 22 transfer RNA genes. The base composition was 25.75% A,
Chen Guan   +7 more
doaj   +1 more source

Depth segregation phenomenon in Donax trunculus (Bivalvia: Donacidae) populations of the Algarve coast (southern Portugal)

open access: yesScientia Marina, 2002
A study was undertaken to evaluate the existence of depth segregation between size classes of Donax trunculus populations that occur along the Algarve coast (southern Portugal).
Miguel B. Gaspar   +5 more
doaj   +1 more source

Density, size structure, shell orientation and epibiontic colonization of the fan mussel Pinna nobilis L. 1758 (Mollusca: Bivalvia) in three contrasting habitats in an estuarine area of Sardinia (W Mediterranean)

open access: yesScientia Marina, 2009
We investigated the spatial distribution, size structure, shell orientation and valve colonization by epibionts of the endangered Mediterranean bivalve Pinna nobilis in three continuous but different habitats in the Gulf of Oristano (Sardinia, western ...
Piero Addis   +5 more
doaj   +1 more source

Distribution and abundance of phytoplankton in Iranian shores of the Caspian Sea and its relationship with reduction of Rutilus frisii and Chelon auratus catch [PDF]

open access: yesبوم‌شناسی آبزیان, 2022
The aim of this study was to investigate the changes in the structure of the plankton community in the southwestern Caspian Sea and its relationship with the reduction of Rutilus frisii and Chelon auratus catches.
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doaj  

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