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Hawadax Island (no 13). Hawadax Island (Aleut: Hawadax; [1]) is an island in the Rat Islands archipelago of the western Aleutian Islands in the U.S. state of Alaska.The island was formerly known as Rat Island until May 2012 when it was renamed Hawadax Island, which is an Aleut name meaning "entry" and "welcome".
Introduced species negatively impact ecosystems through altered predator-prey interactions that can cause harm or even local extinction to native species populations (Towns et al.). There are many examples of animal species such as birds, reptiles, and aquatic insects being harmed by the introduction of predators such as rats, cats, and ants.
The name Rat Islands is the English translation of the name given to the islands by Captain Fyodor Petrovich Litke in 1827 when he visited the Aleutian Islands on a voyage around the world. The islands are named so because rats were accidentally introduced to Hawadax Island (formerly known as Rat Island) in about 1780. [4]
A newly designated protected area known as the Redonda Ecosystem Reserve signifies an extraordinary comeback for an island recently considered a barren moonscape.
A tiny Alaskan island known as the "Galapagos of the North" with a population of just 350 is in a panic over a singular rat that may not even exist.
Invasive rats were foraging on native plants and seeds, which imperiled the entire ecosystem. These impacts contributed to erosion which can in turn impair near-shore marine and coral ecosystems and fisheries. Native birds like the threatened Newell's Shearwater were likely being restricted from breeding on Lehua Island due to predation by rats.
Rat Island, as seen from the north in September 2019. The small irregular island is about 2.5 acres (1.0 ha) in area. [1] It has a dual-humped appearance and is mostly a lump of Manhattan schist bedrock. There is a small channel that cuts into the bedrock on the southern side of the tiny island that was used for launching small boats.
Amchitka (/ æ m ˈ tʃ ɪ t k ə /; Aleut: Amchixtax̂; [1] [page needed]) is a volcanic, tectonically unstable and uninhabited island in the Rat Islands group of the Aleutian Islands in southwest Alaska. It is part of the Alaska Maritime National Wildlife Refuge.