Thurston Island
Antarctic island
Thurston Island (72°6′S 99°0′W) is a largely ice-covered, glacially dissected island, 135 nautical miles (250 km; 155 mi) long and 55 nautical miles (102 km; 63 mi) wide, lying between Amundsen Sea and Bellingshausen Sea a short way off the northwest end of Ellsworth Land, Antarctica.
The island is separated from the mainland by Peacock Sound, which is occupied by the west portion of Abbot Ice Shelf.
Geography
Thurston Island is separated from the mainland by Peacock Sound, which is occupied by the western portion of Abbot Ice Shelf.
It lies off the Eights Coast.
Bellingshausen Sea lies the east and Amundsen Sea to the west.
Sherman Island, Carpenter Island and Dustin Island in Seraph Bay lie to the south of Thurston Island.
The Walker Mountains form the spine of the island.
Peaks in that range include, from west to east, Landfall Peak, Mount Lopez, Mount Caldwell, Mount Kazukaitis, Mount Simpson, Mount Noxon, Mount Leech, Mount Hubbard, Smith Peak, Mount Borgesen, Guy Peaks, Mount Hawthorne, Mount Bramhall, Zuhn Bluff and Parker Peak.
The northwest side of the island consists of a series of capes, peninsulas and inlets.
From west to east they include Cape Flying Fish, Cape Petersen, Williams Island, Jones Peninsula, Dyer Point, Cape Davies, Hughes Peninsula, Henry Inlet, Tinglof Peninsula, Wagoner Inlet, Starr Peninsula, Potaka Inlet, Kearns Peninsula, Peale Inlet, Glacier Bight, Noville Peninsula, Porters Pinnacles and Mount Palmer.
“Thurston Island” enters the record as antarctic island. Crown Archives preserves that source wording while asking what Thurston, Island and Antarctic can confirm, complicate or overturn.
Why this record matters
“Thurston Island” is worth following because a concise public description often conceals a longer documentary argument. Here, Thurston, Island and Antarctic provides the most credible route into that argument.
Place names and jurisdictional language are key evidence: both can reveal earlier catalogue descriptions and overlooked record series. The source revision retrieved here is dated Jul 16, 2026. The linked authority identifier is Q583990. Authority coordinates are -72.230, -98.615. 1 of 1 selected statements include explicit references; 0 carry qualifiers and 0 use preferred rank.
Architectural summaries often privilege surviving fabric and can understate demolished phases, contested use or displaced communities. The lead is largely declarative, so disagreement and counter-evidence require a deliberate search beyond the opening account. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.
How to read it
Treat names, boundaries and functions as historically changeable. Maps, plans, inventories and administrative records can clarify what the place meant at different dates.
- Historic place names
- Jurisdictional context
- Routes into maps and plans
Contemporary maps, plans, listed-building records, estate papers and the responsible local or national archive.
Three-step research path
- Establish the record: confirm the title “Thurston Island”, its source revision and the description used here.
- Expand the search: follow Thurston Island primary sources, Thurston Island archive and Thurston research across catalogues and specialist indexes.
- Test the account: compare the strongest cited source with the responsible institution’s current record and note any disagreement.
Questions for further research
- Which source most directly establishes the central claim about “Thurston Island”?
- What physical evidence or contemporary plan supports the description?
- Which earlier names or jurisdictions may reveal additional records?
Search terms from this dossier
This entry incorporates text from “Thurston Island” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.