Demospongiae |
Haplosclerida |
Petrosiidae
Environment: milieu / climate zone / depth range / distribution range
Ecology
Sessile; brackish; depth range 1 - 10 m (Ref. 108813). Tropical
Pacific Ocean and Western Central Atlantic.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Massive. Lobate to repent branches with fistules that break off easily. Black externally and internally. Smooth surface with scattered membrane bearing oscules; 0.3 - 0.5 cm in diameter, located on top of volcano-shaped elevations. Brittle to pulpy in consistency (Ref. 415). May appear as thick encrustation, usually partly buried or heavily covered with sediment. Releases black exudate when damaged. Oscules round and irregularly distributed; with thin walls (Ref. 85482).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Members of the class Demospongiae are hermaphroditic. Life cycle: The zygote develops into parenchymella larva (free-swimming) before settling down on a substrate where it grows into a young sponge.
Collin, R., M.C. Díaz, J. Norenburg, R.M. Rocha, J.A. Sánchez, M. Schulze, A. Schwartz and A. Valdés. 2005. (Ref. 415)
IUCN Red List Status (Ref. 130435: Version 2024-1)
CITES status (Ref. 108899)
Not Evaluated
Not Evaluated
Threat to humans
Harmless
Human uses
| FishSource |
Tools
More information
Trophic EcologyFood items
Diet
Food consumption
Ration
Predators
Population dynamicsGrowth
Age/Size
Length-weight
Length-length
Length-frequencies
Mass conversion
Recruitment
Abundance
Life cycleReproductionMaturityFecunditySpawningEggsEgg developmentLarvaeLarval dynamics Human RelatedAquaculture profile
Stamps, Coins Misc.
Internet sources
Estimates based on models
Preferred temperature
(Ref.
115969): 26.6 - 29.2, mean 28.5 (based on 1101 cells).
Price category
Unknown.