Demospongiae |
Polymastiida |
Polymastiidae
Environment: milieu / climate zone / depth range / distribution range
Ecology
Sessile; depth range 0 - 15 m (Ref. 865). Temperate
Eastern Pacific: USA, Canada and Alaska.
Length at first maturity / Size / Weight / Age
Maturity: Lm ? range ? - ? cm Max length : 2.0 cm H male/unsexed; (Ref. 865)
White to yellow pale, breast-shaped individuals (1.2 cm at base and 2.0 cm in height) with single osculum; aggregations may cover 60-90 cm across. On rocks with sandy pockets at the very low intertidal zone (Ref. 865).
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.
Bisby, F.A., M.A. Ruggiero, K.L. Wilson, M. Cachuela-Palacio, S.W. Kimani, Y.R. Roskov, A. Soulier-Perkins and J. van Hertum 2005 Species 2000 & ITIS Catalogue of Life: 2005 Annual Checklist. CD-ROM; Species 2000: Reading, U.K. (Ref. 19)
IUCN Red List Status
(Ref. 130435: Version 2025-1)
CITES status (Ref. 108899)
Not Evaluated
Not Evaluated
Threat to humans
Human uses
| FishSource |
Tools
More information
Trophic EcologyFood items (preys)
Diet composition
Food consumption
Predators
Population dynamicsGrowth
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
Abundance
Life cycleReproductionMaturityFecunditySpawningEggsEgg developmentLarvae PhysiologyOxygen consumption
Human RelatedStamps, coins, misc.
Internet sources
Estimates based on models
Preferred temperature
(Ref.
115969): 6.1 - 14, mean 8.9 (based on 267 cells).
Fishing Vulnerability
Low vulnerability (10 of 100).
Price category
Unknown.
