Bivalvia |
Ostreida |
Pinnidae
Environment: milieu / climate zone / εύρος βάθους / distribution range
Οικολογία
; εύρος βάθους 0 - 256 m (Αναφ. 83435). Tropical
Western Atlantic.
Length at first maturity / Μέγεθος / Weight / Age
Γεννητική Ωρίμανση: Lm ? range ? - ? cm Max length : 24.3 cm DL αρσενικό/απροσδιόριστο; (Αναφ. 83435); common length : 23.0 cm TL αρσενικό/απροσδιόριστο; (Αναφ. 344)
Shell large, fan-shaped, triangular. Surface sculpture of about 15 narrow radial ribs separated by larger interspaces; ribs bearing regularly spaced, fluted spines. Muscle scar completely surrounded by nacreous layer. Hinge area straight, representing larger side of triangular shell outline. Byssus at pointed extremity anchors penshell into seagrass bottom. Gaping, shorter side of triangular shell outline oriented upward. Colour: dark olive brown; mantle colour pale yellow.
Maximum depth from Ref. 104365 In shallow-water seagrass beds. Burrows in fine sand leaving only the broad posterior region exposed to the outside environment (Ref. 344).
Life cycle and mating behavior
Γεννητική Ωρίμανση | Αναπαραγωγή | Γεννοβολία | Eggs | Γονιμότητα | Larvae
Members of the class Bivalvia are mostly gonochoric, some are protandric hermaphrodites. Life cycle: Embryos develop into free-swimming trocophore larvae, succeeded by the bivalve veliger, resembling a miniature clam.
Leal, J.H. 2003 Bivalves. p. 25-98. In Carpenter, K.E. (ed.). The living marine resources of the Western Central Atlantic. Volume 1: Introduction, molluscs, crustaceans, hagfishes, sharks, batoid fishes, and chimaeras. FAO Species Identification Guide for Fishery Purposes and American Society of Ichthyologists and Herpetologists Special Publication No. 5. 1600p. (Αναφ. 344)
IUCN Red List Status
(Αναφ. 130435: Version 2025-1)
CITES status (Αναφ. 108899)
Not Evaluated
Not Evaluated
Threat to humans
Human uses
αλιεία: Εμπορικό(ά)
| FishSource |
Εργαλεία
Περισσότερες πληροφορίες
Τροφική ΟικολογίαFood items (preys)
Σύσταση δίαιτας
Κατανάλωση τροφής
Θηρευτές
Population dynamicsΑύξηση
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
Αφθονία
Life cycleΑναπαραγωγήΓεννητική ΩρίμανσηΓονιμότηταΓεννοβολίαEggsEgg developmentLarvae PhysiologyΚατανάλωση οξυγόνου
Human RelatedStamps, coins, misc.
Διαδικτυακές πηγές
Estimates based on models
Preferred temperature
(Ref.
115969): 13.5 - 27.2, mean 23.3 (based on 322 cells).
Fishing Vulnerability
Low vulnerability (14 of 100).
Price category
Unknown.
