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NOAA Coral Reef Conservation Program, National Oceanic and Atmospheric Administration, U.S. Department of Commerce
A large offshore linear reef, seaward of a fringing reef, which is linear but does not form a barrier to the land. A synonym of shelf-edge reef and sill reef.
Industry:Natural environment
A part of the water vascular system of echinoderms. Specifically, a branch off of the ring canal that leads to an arm (ray) and gives rise to the tube feet. In hydrozoan medusae, the radial canal is part of the gastrovascular cavity. It is one of four extensions leading from the mouth to the outer margin of the bell .
Industry:Natural environment
A toxic substance released by some holothuroids (sea cucumbers).
Industry:Natural environment
An early starfish larva with ciliated bands running about the periphery.
Industry:Natural environment
Any of various worm-like marine animals belonging to the phylum Hemichordata, having a primitive notochord and gill slits.
Industry:Natural environment
EBM integrates knowledge of ecological interrelationships to manage impacts within an ecosystem. Effective implementation of EBM should: (1) consider ecological processes that operate both inside and outside ecosystem boundaries, (2) recognize the importance of species and habitat diversity, and (3) accommodate human uses and associated benefits within the context of conservation requirements.
Industry:Natural environment
In some fishes, e.g. Frogfishes, the first dorsal fin ray is modified to function as a fishing pole and lure. The part close to the body is the illicium or fishing pole. The esca is the lure on the end of the illecium.
Industry:Natural environment
Not moving. Many organisms, both plants and animals, spend the majority of their lives in one place.
Industry:Natural environment
The chemical substances dissolved in a solution, such as salts in seawater.
Industry:Natural environment
