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Donax variabilis   Say, 1822

Variable coquina

Native range | All suitable habitat | Point map | Year 2050
This map was computer-generated and has not yet been reviewed.
Donax variabilis  AquaMaps  Data sources: GBIF OBIS
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Image of Donax variabilis (Variable coquina)
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drawing shows typical species in Donacidae.


Venezuela country information

Common names: [No common name]
Occurrence: native
Salinity: marine
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Known from Margarita Island (Ref. 105835). C: Ref. 105835; M: Ref. 105835; O: Ref. 105835.
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/ve.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Rodriguez, G., 1959
National Database:

Common names from other countries

Classification / Names / Names Κοινά ονόματα | Συνώνυμα | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS

> Cardiida () > Donacidae (donax clams)

Environment: milieu / climate zone / depth range / distribution range Οικολογία

; Υφάλμυρο; εύρος βάθους 0 - 11 m (Ref. 83435).   Subtropical; 42°N - 10°N, 98°W - 63°W

Κατανομή Χώρες | Περιοχές FAO | Οικοσυστήματα | Παρουσίες | Εισαγωγές

Western Atlantic: North America, from New York to Texas and Mexico, throughout the Gulf of Mexico. The Sea of Marmara and the Mediterranean: Introduced in Egypt and Turkey. Tropical to subtropical.

Length at first maturity / Μέγεθος / Βάρος / Age

Maturity: Lm ?  range ? - ? cm Max length : 1.9 cm DL αρσενικό/απροσδιόριστο; (Ref. 83435); μεγ. αναφερόμενη ηλικία: 1.00 έτη (Ref. 8702)

Βιολογία     Γλωσσάρι (π.χ. epibenthic)

Found in the intertidal zone on coarse-grained (Ref. 104171) sandy beaches (Refs. 104348, 104171). Some migrate up and down the beach with the tides (Ref. 104348). Actively migrates by jumping out of the sand and riding specific waves (Ref. 104171). Filter-feeder (Ref. 104245). Feeds on phytoplankton, algae, detritus, bacteria and other small suspended particles via its short siphons (Ref. 104246).

Life cycle and mating behavior Γεννητική Ωρίμανση | Αναπαραγωγή | Γεννοβολία | Αβγά | Γονιμότητα | Προνύμφες

Semelparous species (Ref. 104352). 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 (Ref. 833).

Main reference Αναφορές | Συντονιστής | Συνεργάτες

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. (Ref. 19)

IUCN Red List Status (Ref. 130435)


CITES status (Ref. 108899)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Human uses

αλιεία: παραδοσιακή αλιεία
| FishSource |

Εργαλεία

Περισσότερες πληροφορίες

Κοινά ονόματα
Συνώνυμα
Θηρευτές
Αναπαραγωγή
Γεννητική Ωρίμανση
Γεννοβολία
Γονιμότητα
Αβγά
Egg development
Age/Size
Αύξηση
Length-weight
Length-length
Μορφολογία
Προνύμφες
Αφθονία
Αναφορές
Mass conversion

Διαδικτυακές πηγές

BHL | BOLD Systems | CISTI | DiscoverLife | FAO(Publication : search) | GenBank (genome, nucleotide) | GloBI | Gomexsi | Google Books | Google Scholar | Google | PubMed | Δέντρο Ζωής | Wikipedia (Go, αναζήτηση) | Zoological Record

Estimates based on models

Preferred temperature (Ref. 115969): 23.4 - 28, mean 26.8 (based on 348 cells).
Price category (Ref. 80766): Medium.