freshwater ecosystem

  • 51Cold seep — Marine habitats Tube worms are among the dominant species in one of four cold seep community types in the Gulf of Mexico. Littoral zone …

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  • 52Iron fertilization — For information on ocean fertilization schemes not involving iron, see ocean nourishment. An oceanic phytoplankton bloom in the South Atlantic Ocean, off the coast of Argentina covering an area about 300 miles (480 km) by 50 miles Iron… …

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  • 53Microbial loop — The microbial loop describes a trophic pathway in the marine microbial food web where dissolved organic carbon (DOC) is returned to higher trophic levels via the incorporation into bacterial biomass, and coupled with the classic food chain formed …

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  • 54Microbial ecology — is the ecology of microorganisms: their relationship with one another and with their environment. It concerns the three major domains of life Eukaryota, Archaea, and Bacteria as well as viruses. Microorganisms, by their omnipresence, impact the… …

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  • 55Census of Marine Life — Abbreviation CoML Motto Making Ocean Life Count Formation 2000 …

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  • 56Biome — The planet Earth Biomes are climatically and geographically defined as similar climatic conditions on the Earth, such as communities of plants, animals, and soil organisms,[1] and are of …

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  • 57Bioluminescence — Flying and glowing firefly, a.k.a. Photinus pyralis …

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  • 58Microbial food web — The microbial food web refers the combined trophic interactions among microbes in aquatic environments. These microbes include viruses, bacteria, algae, heterotrophic protists (such as ciliates and flagellates). In aquatic environments, microbes… …

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  • 59Trophic state index — The quantities of nitrogen, phosphorus, and other biologically useful nutrients are the primary determinants of a body of water s trophic state index (TSI). Nutrients such as nitrogen and phosphorus tend to be limiting resources in standing water …

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  • 60Mangrove — World mangrove distribution …

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