- Settore: Government
- Number of terms: 30456
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NOAA Coral Reef Conservation Program, National Oceanic and Atmospheric Administration, U.S. Department of Commerce
The number or weight of organisms in a population that can be harvested without reducing the population biomass from year to year, assuming that environmental conditions remain the same.
Industry:Natural environment
The study of how genes function to control cellular activities.
Industry:Natural environment
A bony fish species (Zanclus cornutus) in the family Zanclidae. The moorish idol is the only species in the family. It has a long, white, sickle-shaped dorsal fin, two broad vertical black bars on the body, and a yellow-orange saddle across the s.
Industry:Natural environment
A division of geologic time next smaller than the eon and larger than a period. Example: The Paleozoic era is in the Phanerozoic eon and includes, among others, the Devonian period.
Industry:Natural environment
A lineage designed to show the evolutionary history of relationships among groups of organisms.
Industry:Natural environment
A plastid containing pigments other than chlorophyll, usually yellow or orange carotenoids.
Industry:Natural environment
A type of nudibranch (order Nudibranchia) possessing a feather-like external gill on the back and a rhinophoral sheath. The mantle is thick and extends over the foot. The surface of the mantle may bear tubercles which vary in size, shape and number, and are often a taxonomic diagnostic character .
Industry:Natural environment
