water-inhabiting plankton
21literature — /lit euhr euh cheuhr, choor , li treuh /, n. 1. writings in which expression and form, in connection with ideas of permanent and universal interest, are characteristic or essential features, as poetry, novels, history, biography, and essays. 2.… …
22Diversity of fish — Fish come in many shapes and sizes. This is a sea dragon, a close relative of the seahorse. They are camouflaged to look like floating seaweed.[1][2][3] …
23cyprus — /suy preuhs/, n. Obs. cypress2. * * * Cyprus Introduction Cyprus Background: Independence from the UK was approved in 1960 with constitutional guarantees by the Greek Cypriot majority to the Turkish Cypriot minority. In 1974, a Greek sponsored… …
24Cyprus — /suy preuhs/, n. an island republic in the Mediterranean, S of Turkey: formerly a British colony; independent since 1960. 752,808; 3572 sq. mi. (9250 sq. km). Cap.: Nicosia. * * * Cyprus Introduction Cyprus Background: Independence from the UK… …
25Overexploitation — Atlantic cod stocks were severely overexploited in the 1970s and 1980s, leading to their abrupt collapse in 1992.[1] Overexploitation, also called overharvesting, refers to harvesting a renewable resource to the point of diminishing returns.… …
27Procellariidae — Taxobox name = Procellariidae image width = 250px image caption = Cape Petrel Daption capense regnum = Animalia phylum = Chordata classis = Aves ordo = Procellariiformes familia = Procellariidae familia authority = Leach, 1820 subdivision ranks …
28Cookiecutter shark — For other species of cookiecutter sharks, see Isistius. Cookiecutter shark Conservation status …
29protist — protistan /proh tis teuhn/, adj., n. protistic, adj. /proh tist/, n. any of various one celled organisms, classified in the kingdom Protista, that are either free living or aggregated into simple colonies and that have diverse reproductive and… …
30abyssal zone — n. the ecological zone along the deep ocean floor between the bathyal and hadal zones * * * ▪ geology portion of the ocean deeper than about 2,000 m (6,600 feet) and shallower than about 6,000 m (20,000 feet). The zone is defined mainly by… …