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Pages in category "Sounds of Alaska" ... Stikine Sound This page was last edited on 24 June 2012, at 02:34 (UTC). Text is available under the Creative ...
The willow ptarmigan is the state bird of Alaska. The list of birds of Alaska includes every wild bird species recorded in the U.S. state of Alaska, based on the list published by the Alaska Checklist Committee. As of January 2022, there were 534 species on the official list. Of them, 55 are considered rare, 149 are casual, and 79 are accidental, all as defined below. Another 18 and a species ...
Acoustic harassment and acoustic deterrents are technologies used to keep animals [1] and in some cases humans away from an area. Applications of the technology are used to keep marine mammals away from aquaculture facilities and to keep birds away from certain areas (for instance in the vicinity of airports and blueberry fields).
The wildlife of Alaska is both diverse and abundant. The Alaskan Peninsula provides an important habitat for fish, mammals, reptiles, and birds. At the top of the food chain are the bears. Alaska contains about 70% of the total North American brown bear population and the majority of the grizzly bears, as well as black bears and Kodiak bears.
However, once birds realize these pose no real threats, they can easily become habituated to sounds that seemed initially frightening. If just being placed in situ and left, audible bird scarers can easily become ineffective bird control solutions, however when managed on an ongoing basis or used as part of a greater bird deterrent system ...
The 3,400 square mile (8,700 km 2) refuge is situated on the Arctic Circle to the east of Kotzebue Sound. It is bounded on the north by the Waring Mountains and Kobuk Valley National Park ; and to the south by the Selawik Hills and the Purcell Mountains.
Caribou travel to the coastal plain during June and July to give birth and raise their young. Migratory birds and insects flourish here during the brief Arctic summer. Tens of thousands of snow geese stop here during September to feed before migrating south, and muskoxen live here year-round.
Horned puffins emit a relatively small number of sounds, mostly low in volume. These guttural noises are identified as cooing, roaring or grunting. The most common puffin sound is usually transcribed as "arr-arr-arr", which accelerates when the animal is threatened, [ 11 ] becoming an "A-gaa-kah-kha-kha”. [ 12 ]