نتایج جستجو برای: meiofauna
تعداد نتایج: 470 فیلتر نتایج به سال:
Pesisir merupakan kawasan yang rentan mengalami penurunan kualitas perairan akibat masuknya bahan-bahan pencemar hasil aktivitas antropogenik dari daratan. Penelitian ini bertujuan untuk mengkaji berdasarkan keanekaragaman meiofauna dan parameter fisika-kimia di pesisir Losari, Makassar. Selain itu penelitian dilakukan menganalisis pengaruh terhadap dasar perairan. bersifat kuantitatif dengan t...
We sampled the Darwin mud volcano (MV) for meiofaunal community and 14 trophic structure in relation to pore-water geochemistry along a 10-m transect from a seep 15 site on the rim of the crater towards the MV slope. Pore-water profiles indicated 16 considerable variation in upward methane (CH4) flow among sediment cores taken along the 17 transect, with highest flux in the seep sediment core, ...
Trends among major metazoan meiofaunal taxa were investigated based on 56 deployments of a multicorer at 10 time points over a period of eleven years (1989-99) at a site on the Porcupine Abyssal Plain Sustained Observatory (PAP-SO: 48°50 ́N 16°30 ́W, 4850 m depth). This area is characterised by a strong seasonality in the deposition of organic matter to the seafloor and by the massive increase in...
Meiofauna are an excellent assemblage for studying how environmental changes affect numerous invertebrates. Meiofaunal distribution can be influenced by several key factors which may differ among habitats and could too to evaluate. The Wagner Consag shallow basins located at the northern end of Gulf California. These a young rift system where intense gas discharge has been reported correlated a...
Free-living nematodes are an important group in all benthic habitats. They occur in high abundance and due to the feeding types they have strong influence on bacteria, algae, detritus and meiofauna in periphyton and sediments. The main aims of this study were to determine the vertical distribution of nematodes and their feeding types within the moss-covered tufa barrier over a one year period i...
The study presented here searched for the level of taxonomic resolution required to detect the effects of low-level chronic pollution on estuarine meiobenthic communities. Meiofauna from two sites, with special attention to harpacticoid copepods, was analysed at different taxonomic levels of aggregation using uni- and multivariate methods. Adaptation processes that could buffer biodiversity dis...
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