Directly or indirectly, fisheries biology assessment and management pdf livelihood of over 500 million people in developing countries depends on fisheries and aquaculture. The strict biological definition of a fish, above, is sometimes called a true fish.
Capture fisheries can be broadly classified as industrial scale, small-scale or artisanal, and recreational. However, a very small number of species support the majority of the world’s fisheries. 22 million metric tons in 1999. Many other species are harvested in smaller numbers.
Encyclopedia of earth, topic ed. Cleveland P Hickman, Larry S. New Zealand Seafood Industry Council. A detailed online encyclopaedia providing current and quantitative information on marine fisheries worldwide. Great Barracuda off the Netherland Antilles. RV Celtic Explorer, Galway Bay, Ireland.