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occurs in
December and January. Populations have been found to synchronize their gametogenesis and spawning activities. Fertilisation takes place externally and the embryos float for a few days before developing into free swimming larvae. Most of these soon settle on a suitable substrate and new
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Dead man's fingers is found along the
Atlantic coasts of north west Europe from Portugal to Norway, most recently being discovered in the uncharted waters of Jammerbugt bay off the north-west coast of Denmark by a 2020 seafloor mapping project led by explorer
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colonies are found. Colony growth occurs mainly in the first half of the year with the polyps becoming inactive in late summer, and the base tissue turning reddish or brownish due to the growth of
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238:. They are most plentiful in areas with strong water movement and where there is insufficient sunlight for algae to predominate. They are usually found in the
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which form a crust. The individual polyps are white and translucent, and project from the leathery surface when feeding, giving the colony a furry appearance.
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Dead man's fingers is a colonial coral forming clumps of yellow, white or cream-coloured fleshy masses of finger-like lobes. The surface layer include many
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and the northern waters of New
Zealand. The polyps live in colonies attached to bedrock, boulders, stones and occasionally the shells of
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The colonies of dead man's fingers are nearly always either male or female, although a small number of
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for some time and disperse over a wide area. Colonies have been known to live for twenty years.
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down to about fifty metres. This coral is common around the coasts of
Britain and Ireland where
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222:. The species also occurs in parts of Canada, northeastern coast of the United States, the
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The polyps feed at various times of the day with their tentacles extended. They are
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are also found but these are much rarer and misidentification is unlikely.
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385:"Coral discovered in uncharted Danish waters – in pictures"
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on the surface. At this time the gonads are developing and
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Species of soft coral also known as dead man's fingers
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from the water with the help of cilia, and absorbing
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373:Encyclopedia of Marine Life of Britain and Ireland
429:[Hartnoll, R.G. (1975). The annual cycle of
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279:polyps develop but a few may remain in the
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435:Estuarine, Coastal and Shelf Science
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416:World Register of Marine Species
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781:Taxa named by Carl Linnaeus
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48:Scientific classification
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39:
30:
23:
776:Corals described in 1758
213:Distribution and habitat
321:"Encyclopedia of Life"
454:on Sealife Collection
466:at Wikimedia Commons
251:Alcyonium hibernicum
245:Alcyonium glomeratum
566:alcyonium-digitatum
553:Alcyonium_digitatum
540:Alcyonium_digitatum
526:Alcyonium digitatum
496:Alcyonium digitatum
476:Alcyonium digitatum
464:Alcyonium digitatum
452:Alcyonium digitatum
431:Alcyonium digitatum
178:Alcyonium digitatum
157:Alcyonium digitatum
41:Alcyonium digitatum
25:Alcyonium digitatum
298:at the same time.
288:suspension feeders
183:dead man's fingers
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717:Open Tree of Life
488:Taxon identifiers
462:Media related to
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139:A. digitatum
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348:. Archived from
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323:. Archived from
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240:sublittoral zone
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478:at Wikispecies
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445:External links
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391:. 2020-07-17.
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352:on 2012-04-02
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327:on 2010-05-25
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264:hermaphrodite
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224:Gulf of Maine
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220:Klaus Thymann
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148:Binomial name
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400:. Retrieved
389:The Guardian
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354:. Retrieved
350:the original
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329:. Retrieved
325:the original
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228:Bay of Fundy
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95:Octocorallia
40:
24:
18:
771:Alcyoniidae
730:SeaLifeBase
665:NatureServe
626:iNaturalist
520:Wikispecies
281:zooplankton
201:Description
195:Alcyoniidae
115:Alcyoniidae
765:Categories
450:Photos of
402:2022-06-08
356:2011-05-22
331:2011-05-22
302:References
290:gathering
236:gastropods
191:soft coral
105:Alcyonacea
437:3: 71-78.
397:0261-3077
207:sclerites
133:Species:
126:Alcyonium
71:Kingdom:
65:Eukaryota
670:2.934978
644:10407434
592:46547142
505:Wikidata
346:"MarLIN"
292:plankton
276:spawning
272:hydroids
226:and the
164:Linnaeus
111:Family:
85:Cnidaria
81:Phylum:
75:Animalia
61:Domain:
618:5185175
511:Q593303
258:Biology
187:species
121:Genus:
101:Order:
91:Class:
748:125333
722:214122
709:125333
631:363877
561:ARKive
395:
296:oxygen
743:WoRMS
735:43607
696:51768
657:52021
639:IRMNG
605:45333
600:EUNIS
268:algae
232:crabs
185:is a
704:OBIS
691:NCBI
652:ITIS
613:GBIF
579:BL4S
393:ISSN
270:and
248:and
234:and
168:1758
678:NBN
587:EoL
574:CoL
548:AFD
535:ADW
189:of
181:or
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433:.
422:^
387:.
365:^
310:^
166:,
405:.
359:.
334:.
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
