Marine biology

Marine biology

Contributors in Marine biology

Marine biology

A measure of both species abundance and species richness. An area that has a large number of species and many representative individuals from each species is more diverse than an area that has only a ...

Biotic factor

Biology; Marine biology

A living component of the environment which arises from and affects living organisms (distinct from physical factors). For example, the interaction between predators and prey is a biotic interaction.

Gamete

Biology; Marine biology

A mature reproductive cell that is capable of fusing with another gamete of the opposite sex to form a zygote. Male gametes are typically known as sperm and female gametes a typically known as eggs. ...

Selection pressure

Biology; Marine biology

A measure of the effectiveness of natural selection in altering the genetic composition of a population. See also natural selection.

Front

Biology; Marine biology

A major discontinuity separating ocean currents and water masses in any combination.

Abundance scale

Biology; Marine biology

A modified leaf at the base of a flower stalk (OED, 2008).

Symbiosis

Biology; Marine biology

An interaction between two different species where either both, one or neither of the organisms benefit from the relationship. Many symbiotic relationships are obligatory (e.g. tropical reef building ...