10,000 Birds
DECEMBER 14, 2021
As of mid-November 2021, the Collaborative had submitted more than 4,200 checklists (up from 1,700 in 2018) and has observed 691 species in the United States (up from 618). Thus, there are now seven states with 200+ observed species. The state with the largest increase was Arizona , with 139 species added.
10,000 Birds
JANUARY 30, 2018
Others were established to protect specific bird species or subspecies. Bombay Hook NWR (Delaware). Horicon NWR (Wisconsin). according to eBird , including: Aransas (368 species); Bosque del Apache (360); Parker River (359); Laguna Atascosa (356); Santa Ana (342); Anahuac (329); Pea Island (326); and Edwin B.
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10,000 Birds
NOVEMBER 13, 2018
As of mid-October 2018, the Collaborative had submitted more than 1,700 checklists and observed 618 species in the United States. The heat map is revealing: Unsurprisingly for a site founded and run by two New Yorkers (one of whom literally wrote the book on birding New York), the Empire State boasts the highest number of species (316).
10,000 Birds
AUGUST 13, 2019
Critically, NWRs preserve habitat and wildlife, often for endangered species. Bombay Hook NWR (Delaware); 166,000; $5.3 Horicon NWR (Wisconsin): 434,000; $8.6 Of course, the study does not purport to rank refuges based on visitation-based economic output, as that is just one metric. Blackwater NWR (Maryland): 223,000; $7.8
10,000 Birds
AUGUST 14, 2018
as to number of species). Aransas NWR (368 species and 42.7% Bombay Hook NWR (Delaware): 95.2%. Horicon NWR (Wisconsin): 98.7%. Coast Guard after the lighthouse there was deactivated. Many of the NWRs that have received the most MBCF support contain hotspots in the eBird Top 100 in the U.S. (as 64 Edwin B.
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