Ascidiacea |
Stolidobranchia |
Pyuridae
Environment: milieu / climate zone / depth range / distribution range
Ecology
Sessile; depth range 0 - 200 m (Ref. 3435). Temperate, preferred 12°C (Ref. 107945); 18°S - 55°S, 78°W - 58°W
Southeast Pacific, Southwest Atlantic, and Antarctic Atlantic: from southern Peru to southern Chile and Argentina from Valdes Peninsula to Islas de los Estados and Falkland Islands. Subtropical and temperate.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?  range ? - ? cm Max length : 5.0 cm TL male/unsexed; (Ref. 101432)
Occurs from the low intertidal down to the subtidal along the Chilean and Peruvian coast (Ref. 381 and 1135). Isolated individuals or forming patches of matrices of barrel-like individuals with hard outer tunic cemented together on the substratum (Ref. 382); Solitary; a sessile, filter-feeder (Ref. 1135).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
A digonic hermaphrodite with separate male and female gonads that free-spawn externally to fertilized gametes, which leads to the development of swimming tadpole larvae (Ref. 2264).
Davis, A.R. 1995 Overexploitation of Pyura chilensis (Ascidiacea) in southern Chile: the urgent need to establish marine reserves. Rev Chil Hist Nat 68:107-116. (Ref. 381)
IUCN Red List Status
(Ref. 130435: Version 2025-2 (Global))
CITES status (Ref. 108899)
Not Evaluated
Not Evaluated
Threat to humans
Human uses
Fisheries: commercial
FAO - Fisheries: landings search; Publication: search | FishSource | Sea Around Us
Tools
More information
Life cycleReproductionMaturityFecunditySpawningEggsEgg developmentLarvae PhysiologyOxygen consumption
Human RelatedStamps, coins, misc.
Internet sources
Estimates based on models
Fishing Vulnerability (Ref. 71543) |
Low vulnerability (10 of 100). |
Climate Vulnerability (Ref. 125649) |
Moderate vulnerability (38 of 100) |
Price category (Ref. 80766): |
Low. |
Nutrients
|
Calcium = 126 [75, 177] mg/100g; Iron = 4.79 [1.67, 7.92] mg/100g; Protein = 16.6 [15.4, 17.8] %; Omega3 = 0.331 [0.263, 0.400] g/100g; Selenium = 57.8 [48.5, 67.2] μg/100g; VitaminA = 0 μg/100g; Zinc = 1.97 [0.92, 3.02] mg/100g (wet weight); based on nutrient studies. |