Desertas
Santa Cruz · Desertas
island group attached to the municipality of Funchal
An island group near Madeira that was already separated from it at the last eruptions and shares endemic species with it. It was the main orchil-harvesting area, and Wollaston found 89 beetle species there. The islands were investigated by scientific expeditions, including the Endurance scientists in 1914.
1Mentioned in
- Limpets — Islands where three limpet species are common.
- Geology — Already separated from Madeira at the last eruptions.
- Orchil — Main harvesting area for orchil.
- Embate — Islands bounding the channel used by sailing ships approaching Funchal.
- Soundings — Surrounding seas sounded; a bank lies between them and São Lourenço.
- Scientific expeditions — Investigated by the Endurance scientists in 1914.
- Discovery of the archipelago — Named in the Spanish friar's description.
- Insects — Islands where Wollaston found 89 beetle species.
- Phanerogams — Island group sharing endemic species with Madeira.
- Selvageira (Sideritis massoniana) — Islands where the selvageira occurs.
- Basalts — Islands where basalts also occur.
- Azevedo (António Pedro de) — Charted by him.
- Surface area — Small island group estimated at 10 km² by Azevedo.
- Madeiran history — Subject of Sarmento's 1903 work.
- Prego do Mar (islet) — Island group containing the stack.
- Caniço (parish) — Islands with close links to Caniço, whose fishermen and workers came from the parish.
- Alagoa (landing place) — The island group containing Bugio.
- Livestock — Islands with a small distinctive goat population.
- Porto Santo (population, surface area and geographical position of the island) — Álvaro de Azevedo estimated their area at 10 km².
- Snails — Has 10 endemic snail species.
- Grants — Islands included in the 1433 grants.
- Diabelha (Plantago coronopus) — Where the plant is frequent.
- Geographical Maps — Included in several surveys and in a map of 1886.
- Furna da Mulher — The island group containing Deserta Grande.
- Algae — Island group where algae were recorded.
- Pintainho (Puffinus obscurus) — Islands where the pintainho is especially common.
- Calheta (counts of) — Islands of which the first count was lord.
- Ilhéu Chão — The island group to which the Ilhéu Chão belongs.
- Islets — Island group containing the Furilhão.
- Cory’s shearwater (Puffinus kuhli) — Main hunting ground for shearwaters.
- Bugio — Island group to which Bugio belongs.
- Ruivo (peak) — The three islands are visible from the summit.
- Câmara (Simão Gonçalves da) — The subject styled himself lord of these islands.
- Longing for the Homeland — Islands covered by Book II.
- Madeira archipelago — Island group forming a vertex of the triangle.
- Savage Islands — Neighbouring island group described in the quoted article.
- Freira — The petrel has been observed on its sea cliffs in summer and autumn.
- Fishing — Where Caniçal fishermen gather limpets.
- Napoleon — Their bare cliffs were compared to Saint Helena.
- Quincentenary of the discovery of Madeira — Islands whose maps were shown at the exhibition.
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2Chronology
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King Duarte granted the archipelago to Prince Henry, requiring the kingdom's coin to circulate, and its spiritual jurisdiction to the Order of Christ.
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William Johnston made a geo-hydrographic survey of Madeira, the Desertas and Porto Santo.
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A memoir on the geology of Madeira, Porto Santo and the Desertas was published in Lisbon.
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Captain A. T. E. Vidal aboard HMS Styx, with António Pedro de Azevedo, surveyed Madeira, Porto Santo and the Desertas.
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Captain Vidal's charts were published, including a chart of Madeira, Porto Santo and the Desertas and 'Funchal Bay' with a plan of the city.
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António Pedro de Azevedo published geo-hydrographic charts of Porto Santo (1877), Madeira and the Desertas, issued in 1877, 1879 and 1886.
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Shackleton's ship Endurance visited Madeira and the Desertas.
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The 1914 triangulation was revised and extended to Porto Santo and the Desertas for chorographic and hydrographic surveys.