Florideophyceae |
Ceramiales |
Rhodomelaceae
Environment: milieu / climate zone / depth range / distribution range
Ecology
Sessile; depth range 0 - 19 m (Ref. 83908). Tropical
Atlantic Ocean: from USA to southeast Brazil, including Gulf of Mexico, Bermuda and the Caribbean, east to Mauritania and south to Angola, including Equatorial Guinea and São Tomé and Príncipe; Indian Ocean: from the Arabian Sea, including the Persian Gulf, Gulf of Oman, and the Red Sea, south to South Africa, including Aldabra Islands, Seychelles and Réunion, east to Sri Lanka, including Laccadive Islands and Maldives; in the Bay of Bengal, south to Dampier Archipelago, Western Australia, including Andaman and Nicobar Islands; Pacific Ocean: from China to the South China Sea, south to Lord Howe Island, including Spermonde Archipelago and Federated States of Micronesia, Solomon Islands and New Caledonia, east to the Hawaiian Islands, including Fiji, French Polynesia and the Samoan Archipelago.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Thalli erect, loosely branched, greenish brown to purple, with a small discoid holdfast. Branches terete throughout, slightly attenuated towards the acute tips. Spinous projections, a characteristic of this genus, are densely borne on the spirally arranged determinate branchlets. Thalli to about 15 cm in height (Ref. 80758).
Used for human food consumption; also a source of lambda-carrageenan and antibiotics (Ref. 80758); of low commercial interest internationally as carrageenan sources (Ref. 82232). Maximum depth from Ref. 102170.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Guiry, M.D. and G.M. Guiry. 2009. (Ref. 80701)
IUCN Red List Status (Ref. 130435: Version 2024-1)
CITES status (Ref. 108899)
Not Evaluated
Not Evaluated
Threat to humans
Human uses
Fisheries: commercial
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More information
Trophic EcologyFood items
Diet
Food consumption
Ration
Predators
Population dynamicsGrowthAge/SizeLength-weightLength-lengthLength-frequenciesMass conversionRecruitmentAbundance Life cycleReproduction
Maturity
Fecundity
Spawning
Eggs
Egg development
Larvae
Larval dynamics
Human RelatedAquaculture profile
Stamps, Coins Misc.
Internet sources
Estimates based on models
Preferred temperature
(Ref.
115969): 23.6 - 29.2, mean 27.9 (based on 5085 cells).