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
effort
Natural environment; Coral reefs
The amount of time and fishing power used to harvest fish. Fishing power includes gear size, boat size, and horsepower.
somatic mutation
Natural environment; Coral reefs
A change in the genetic structure that can occur in any of the cells of the body except the reproductive cells, and therefore is neither inherited nor passed to offspring. Also called an 'acquired ...
drift net
Natural environment; Coral reefs
A fishing net, often miles in extent, arranged to drift with the tide or current and buoyed-up by floats or attached to a boat.
serpulid worm
Natural environment; Coral reefs
A marine polychaete worm in the family Serpulidae which secretes and lives in a rigid calcareous tube .
optimum allocation
Natural environment; Coral reefs
A procedure used in stratified sampling to allocate numbers of sample units to different strata so as to maximize some desirable quantity .
protandry
Natural environment; Coral reefs
A state in hermaphroditic systems characterized by the development of male reproductive organs, or maturation of their gametes, before the appearance of the corresponding female product, thus ...
breaker
Natural environment; Coral reefs
A wave that approaches shallow water, causing the wave height to exceed the depth of the water, in effect tripping it. The wave changes from a smooth surge in the water to a cresting wave with water ...
