Asteroidea |
Paxillosida |
Porcellanasteridae
Environment: milieu / climate zone / depth range / distribution range
Ecology
Bathydemersal; depth range 1158 - 6035 m (Ref. 83942). Temperate
Pacific Ocean and Northwest Atlantic.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Bottom substrate is blue mud (Ref. 79520).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Members of the class Asteroidea exhibit both asexual (regeneration and clonal) and sexual (gonochoric) means of reproduction. Life cycle: Embryos hatch into planktonic larvae and later metamorphose into pentamorous juveniles which develop into young sea stars with stubby arms.
Alvarado, J.J. and J. Cortés. 2009. (Ref. 83942)
IUCN Red List Status
(Ref. 130435: Version 2024-2)
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): 1.9 - 4.2, mean 3 (based on 851 cells).
Price category
Unknown.