marine-based biomass

См. также в других словарях:

• Marine habitats — Coral reefs provide marine habitats for tube sponges, which in turn become marine habitats for fishes Littoral zone …   Wikipedia

• Marine larval ecology — is the study of the factors influencing the dispersing larval stage exhibited by many marine invertebrates and fishes. Marine organisms with a larval stage usually release large numbers of larvae into the water column, where these larvae develop… …   Wikipedia

• Marine vertebrate — Marine vertebrates are vertebrates which live in a marine environment. These primarily include fish, seabirds, marine reptiles, and marine mammals. These animals have an internal skeleton and make up about 4%[citation needed] of the sea s animal… …   Wikipedia

• Marine protected area — Milford Sound, New Zealand is a Strict Marine Reserve (Category Ia) Mitre Peak, the mountain at left, rises 1,692 m (5,551 ft) above the sea.[1] Marine protected areas, like any protected area, are regions in which human activity has… …   Wikipedia

• Marine biology — Only 29 percent of the world surface is land. The rest is ocean, home to the marine lifeforms. The oceans average four kilometers in depth and are fringed with coastlines that run for nearly 380,000 kilometres. Marine biology is the scientific… …   Wikipedia

• Marine conservation — Coral reefs have a great amount of biodiversity. Marine conservation, also known as marine resources conservation, is the protection and preservation of ecosystems in oceans and seas. Marine conservation focuses on limiting human caused damage to …   Wikipedia

• Marine conservation activism — Animated map of the world s oceanic waters. Marine conservation activism refers to the efforts of non governmental organizations and individuals to bring about social and political change in the area of marine conservation. Marine conservation is …   Wikipedia

• Marine Conservation Society South East Group — MCS Logo Marine Conservation Society South East Group is part of the national organisation, the Marine Conservation Society, playing its part in the Society s national campaigns as well as having activities of its own. Contents 1 …   Wikipedia

• Marine snow — Underway recovery of a sediment trap used to collect marine snow and estimate export production In the deep ocean, marine snow is a continuous shower of mostly organic detritus falling from the upper layers of the water column. It is a… …   Wikipedia

• marine ecosystem — Introduction       complex of living organisms in the ocean environment.       Marine waters cover two thirds of the surface of the Earth. In some places the ocean is deeper than Mount Everest is high; for example, the Mariana Trench and the… …   Universalium

• Marine reptile — Sea turtle. Marine reptiles are reptiles which have become secondarily adapted for an aquatic or semi aquatic life in a marine environment. The earliest marine reptiles arose in the Permian period during the Paleozoic era. During the …   Wikipedia