Chisik Island

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Chisik Island
Waters Cook Inlet ( Pacific Ocean )
Geographical location 60 ° 8 ′  N , 152 ° 36 ′  W Coordinates: 60 ° 8 ′  N , 152 ° 36 ′  W
Chisik Island (Alaska)
Chisik Island
length 10.5 km
width 3.6 km
surface 26.06 km²
Highest elevation Mount Chisik
815  m

Chisik Island is a 26.06 km² island off the coast of Alaska in the west of the Cook Inlet .

geography

The island measures 10.5 km in NNW-SSE direction. Their maximum width is 3.6 km. The highest point is Mount Chisik, 815  m high. The island is separated from the mainland to the west by the Tuxedni Channel , which is almost a kilometer wide . To the north of the island is the exit of Tuxedni Bay . The 3054  m high volcano Mount Iliamna rises 30 km to the west-southwest . About 500 m off the east coast of Chisik Island is the 2.4 hectare Duck Island (formerly known as Egg Island ) ( ⊙ ). On the southwestern shore of the island near Snug Harbor, there is a fish processing plant that was closed in 1970. The tidal range at this point is 7.65 m.

Protected area status

A bird sanctuary was set up in 1909 for the two islands, Chisik Island and Duck Island. The reserve later became the Tuxedni National Wildlife Refuge . In 1970 it was classified as a Wilderness Area and in 1977 as a Class I air quality area . In 1980 the sanctuary finally became part of the Alaska Maritime National Wildlife Refuge .

Animal fauna and flora

Both islands are covered with dense green alder ( Alnus crispa ) vegetation. The islands provide habitat and nesting opportunities for a range of seabirds, including kittiwake , guillemot, and hornlund . Other birds on the islands are: pigeon duck , bering gull , short-tailed albatross and eskimo curlew . The peregrine falcon and the bald eagle are also found on Chisik Island . On the coast u. a. before: leatherback turtle , Steller sea lion , bowhead whale , humpback whale and plush head duck . There are also the Canadian lynx and the sea ​​otter on the islands .

Individual evidence

  1. ↑ a b c d e f g Robert Jones, Calvin Lensink, Patrick Gould, Gerald Sanger: The Pelagic Birds of Chisik and Duck Islands (PDF, 629 KB) US Fish & Wildlife Service. April 23, 1980. Retrieved January 13, 2018.
  2. ↑ a b c d e f g Alaska Maritime National Wildlife Refuge (NWR) - Tuxedni Wilderness . US Fish & Wildlife Service - National Wildlife Refuge System. Retrieved January 13, 2018.

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