10 Terms
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Coral reefs
Coral reefs are structures formed from the calcium carbonate secretions of corals. They are colonies of tiny animals in marine areas containing few nutrients.
Industry: Natural environment
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Coral reefs
anal fin
Natural environment; Coral reefs
The single fin situated on the ventral midline of a fish, behind the anus, and anterior to the caudal fin.
runoff
Natural environment; Coral reefs
Water that has been on land and moves seaward as a result of rain, flooding, irrigation or flushing . Runoff is frequently high in nutrients and suspended sediments, as well as toxicants.
patchy necrosis
Natural environment; Coral reefs
A disease of corals. Colonies with this condition have small (2-10 cm diameter) circular to irregular patches of denuded skeleton that will increase in diameter an additional 1-10 cm over a period of ...
alternation of generations
Natural environment; Coral reefs
A life cycle in which a multicellular diploid stage is followed by a haploid stage, and so on; found in land plants and many algae and fungi.
biotype
Natural environment; Coral reefs
A physiological variety or a group of individuals having distinctive genetic characters in common.
single nucleotide polymorphism (SNP)
Natural environment; Coral reefs
A SNP (pronounced "snip") is a small genetic change, or variation, that can occur within an organism's DNA sequence. The genetic code is specified by the four nucleotides: adenine, cytosine, thymine, ...
