Bivalvia |
Cardiida |
Donacidae
Environment: milieu / climate zone / depth range / distribution range
Ecology
Benthic; depth range 6 - 20 m (Ref. 104365). Tropical
Western Atlantic: USA to Brazil.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?  range ? - ? cmCommon length : 6.5 cm TL male/unsexed; (Ref. 344)
Shell wedge-shaped, heavy, moderately inflated, with rhomboidal outline. Shell surface smooth. Posterodorsal slope somewhat flat. Pallial sinus large. Hinge with 2 lateral teeth (1 bifid) on each valve, lateral teeth absent. Umbones slightly posterior. Periostracum thin, glossy. Colour: tan cream with purple umbonal region; periostracum brown (Ref. 344).
It has a total length of 6.5 cm (Ref. 344). Combination depth range: min from literature, max from estimate. It is found infaunal in shallow sandy bottoms (Ref. 344). Infaunal (Ref. 104365).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | 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. (Ref. 344)
IUCN Red List Status
(Ref. 130435: Version 2024-2)
CITES status (Ref. 108899)
Not Evaluated
Not Evaluated
Threat to humans
Human uses
Fisheries: commercial
| 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
Price category
Unknown.