Definition: The fifth post-naupliar life stage of a copepod. All copepodid stages are characterised by two pairs of unsegmented swimming appendages, and an unsegmented "hind-body" comprising the thorax and the abdomen. (http://en.wikipedia.org/wiki/Copepodid#Copepoda)
Definition: In population biology, the generation time is a quantity that reflects the average time between two consecutive generations. Reciprocal of Generation Frequency
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: A group of species that exploit the same food resources, and/or use the same feeding or foraging methods. http://en.wikipedia.org/wiki/Guild_(ecology)