التفاصيل البيبلوغرافية
| العنوان: |
Can We Protect Every Species? |
| المؤلفون: |
KUNZIG, ROBERT |
| المصدر: |
Scientific American; Nov2023, Vol. 329 Issue 4, p60-71, 12p, 5 Color Photographs, 1 Diagram, 1 Map |
| مصطلحات موضوعية: |
SPECIES, BIOLOGICAL extinction, FISH conservation, WILDLIFE conservation, ENDANGERED species, ENDANGERED species listing |
| مستخلص: |
There are hundreds of freshwater mussel species, Amacker explained, and almost every one tricks a particular species of fish into raising its larvae. Sources: U.S. Fish & Wildlife Service Environmental Conservation Online System; U.S. Federal Endangered and Threatened Species by Calendar Year https://ecos.fws.gov/ecp/report/ species-listings-by-year-totals (annual data through 2022); Listed Species Summary (Boxscore) https:// ecos.fws.gov/ecp/report/boxscore (cumulative data up to September 18, 2023, and annual data for coral); Delisted Species https://ecos.fws.gov/ecp/report/species-delisted (delisted data through 2022) Number of Species Added to the Endangered or Threatened List Each Year* SPECIES REMOVED FROM THE ENDANGERED OR THREATENED LIST* At the end of 2022, some 90 U.S. species had been removed from the Endangered or Threatened lists. ScientificAmerican.com/magazine/sa Snail Darter Percina tanasi Listed as Endangered: 1975 Status: Delisted in 2022 Bald Eagle Haliaeetus leucocephalus Listed as Endangered: 1967 Status: Delisted in 2007 Gopher Tortoise Gopherus polyphemus Listed as Threatened: 1987 Status: Still threatened Snail Darter, Back in Action In the 1970s the Snail Darter, a tiny fish, seemed confined to a segment of the Little Tennessee River, right where the huge Tellico Dam was being built. FEATURES A BALD EAGLE DISAPPEARED into the trees on the far bank of the Tennessee River just as the two researchers at the bow of our modest motorboat began hauling in the trawl net. [Extracted from the article] |
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| قاعدة البيانات: |
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