10 Terms
Contributors in Marine biology
Marine biology
Dracula fish
Biology; Marine biology
A new species of fish discovered in the Mekong River region in 2009. The Dracula fish is so named because it has two fangs at the front of its top jaw.
Boundary layer
Biology; Marine biology
A layer of fluid near a surface, where flow is affected by viscous properties of the fluid. At the surface, fluid velocity must be zero, and the boundary layer is a thin film that depends on surface ...
Larvacea
Biology; Marine biology
A group of planktonic tunicates that secrete a gelatinous house, used to strain unsuitable particles (large particles are rejected). An inner philtre apparatus of the house, the so-called food trap ...
Secondary consumer
Biology; Marine biology
A heterotrophic, carnivorous organism that feeds on a primary consumer. Herring feeding on zooplankton are an example of a secondary consumer. See also food chain, heterotroph, primary consumer.
Species
Biology; Marine biology
A group of organisms that differ from all other groups of organisms and that are capable of breeding and producing fertile offspring. This is the smallest unit of classification for plants and ...
Chromosome
Biology; Marine biology
A linear sequence of genes wound up with proteins into a single unit that is found in the nucleus of cells. See also DNA, genes.
Primary consumer
Biology; Marine biology
A heterotrophic, herbivorous organism that feeds directly on a primary producer. Urchins are a primary consumer as they feed on kelp.
