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21st Century Shark Digest: NOAA Research and Conservation Programs, Science and Species Data, Shark Attacks

21st Century Shark Digest: NOAA Research and Conservation Programs, Science and Species Data, Shark Attacks

192 стр., издатель: "Progressive Management", ISBN: 1422006107

This is an up-to-date and comprehensive compendium of information from the National Oceanic and Atmospheric Administration (NOAA) and the National Marine Fisheries Service (NMFS) about sharks and ongoing research and conservation efforts. NOAA Fisheries is committed to conserving shark populations. Most sharks are vulnerable to overfishing because they are long-lived, take many years to mature, and only have a few young at a time. Recovery from overfishing can take years or decades for many shark species. Therefore, sharks need conservation and NOAA Fisheries is conducting research, implementing restrictions and working with fisherman domestically, and pursuing international conservation. These steps will ensure that those shark populations that are healthy remain so and those shark populations that are overfished recover. Shark Management - The Magnuson-Stevens Fishery Conservation and Management Act requires overfished shark stocks to be rebuilt and requires healthy shark...
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