Jonassen Island
63°33′S 56°41′W / 63.55°S 56.68°W
Jonassen Island is one of several Antarctic islands around the peninsula known as Graham Land, which is closer to South America than any other part of that continent.[1] It is volcanic in origin and part of the James Ross Island Volcanic Group.[2]
It is said to be a particularly rocky island, 4.1 km (2.5 mi) long. It is located north of Andersson Island.
It was first named Irizar Island by
The main life form on the island are gentoo penguins and kelp gulls. Both species have established breeding colonies on the island. Adélie and chinstrap penguins as well as pintado and snow petrels have been observed around or flying about the island. A 1901 observation listed the Adélie as having nested on the island; the claim has not been substantiated in modern surveys.[3]
See also
- Chaucheprat Point
- Yalour Sound
References
- ^ ESA Science & Technology: Graham Land
- ^ "Geological Map of James Ross Island" (PDF). Retrieved 23 March 2020.
- ^ a b Oceanites Archived 2011-07-19 at the Wayback Machine