Definition: An aquatic biome that comprises systems of open-ocean and unprotected coastal habitats, characterized by exposure to wave action, tidal fluctuation, and ocean currents as well as systems that largely resemble these. Water in the marine biome is generally within the salinity range of seawater: 30 to 38 ppt.
Definition: Length of the prosome of an arthropod. Prosome: anterior region of body, commonly limited behind by major articulation. Collective term for the combined cephalasome and metasome in copepods
Definition: Width of the prosome of an arthropod. Prosome: anterior region of body, commonly limited behind by major articulation. Collective term for the combined cephalasome and metasome in copepods
Definition: Hard framework, internal or external, which supports and protects softer parts of plant, animal or unicellular organism, and to which muscles usually attach in animals, includes skeletons (derived from Lawrence, 2005).
Definition: position of an organism in a food web. May be described verbally with descriptors including primary producer, herbivore or carnivore. If described numerically, 1 indicates a primary producer, 2 a herbivore, and so on up the food web.
