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contain communities of organisms—aquatic life—that are dependent on each other and on their environment. The two main types of aquatic ecosystems are marine...

which organic matter is decomposed, occurs in several phases. Micro- and macro-organisms that feed on it rapidly consume and absorb materials such as proteins...

gradient, can reduce frictional drag experienced by the organism. Many aquatic/marine organisms have developed organs to compensate for their weight and...

An epiphyte is a plant or plant-like organism that grows on the surface of another plant and derives its moisture and nutrients from the air, rain, water...

A genetically modified organism (GMO) is any organism whose genetic material has been altered using genetic engineering techniques. The exact definition...

mix these organisms as activated sludge or circulate water past organisms living on trickling filters or rotating biological contactors. Aquatic vegetation...

for a variety of organisms. In addition, they are found representing a significant number of symbiotic relationships with other aquatic insects, terrestrial...

"small" + Neo-Latin fauna "animal") refers to microscopic animals and organisms that exhibit animal-like qualities, and have body sizes that are usually...

water-filled enclosure housing aquatic plants and/or animals such as fish. A bioactive aquarium would additionally house micro-organisms such as beneficial bacteria...

Microbial diversity Bioremediation: use of micro-organisms to clean air, water and soils. Water microbiology (or aquatic microbiology): The study of those microorganisms...

The Belgian Co-ordinated Collections of Micro-organisms (BCCM) is a Belgian government funded consortium of seven scientific institutions, who manage...

In biology, a substrate is the surface on which an organism (such as a plant, fungus, or animal) lives. A substrate can include biotic or abiotic materials...

recognized to persist in the environment at high levels, particularly in aquatic and marine ecosystems, where they cause water pollution. 35% of all ocean...

exposure in humans, during the vulnerable periods of development, on aquatic micro-organism or how it may affect other animals. [citation needed] Therefore...

animal is generally in an osmotic steady state over the long term. Organisms in aquatic and terrestrial environments must maintain the right concentration...

toad, African claw-toed frog or the platanna) is a species of African aquatic frog of the family Pipidae. Its name is derived from the short black claws...

ocean, they provide a crucial source of food to many small and large aquatic organisms, such as bivalves, fish, and baleen whales. Marine plankton include...

lacustrine ecosystem includes biotic (living) plants, animals and micro-organisms, as well as abiotic (non-living) physical and chemical interactions...

multicellular organisms, such as algae. Many species of animals can be said to be grazers, from large animals such as hippopotamuses to small aquatic snails...

This is a list of model organisms used in scientific research. Phages (infecting prokaryotes): Escherichia virus Lambda (Phage lambda) Phi X 174, the...