Gastropoda |
Neogastropoda |
Fasciolariidae
Environment: milieu / climate zone / depth range / distribution range
Ecology
Benthic. Tropical
Western Central Atlantic.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?  range ? - ? cmCommon length : 60.0 cm TL male/unsexed; (Ref. 355)
Shell large, with up to 10 whorls. Sculpture of about 5 to 7 spiral cords and weak axial ribs that sometimes form knobs on whorl shoulders. Columella with 3 plications. Periostracum sometimes flaky. Colour: shell greyish white to salmon orange, usually orange in younger specimens; periostracum dark brown to light tan.
This the largest gastropod in American waters, and the Florida State Shell. A variety lacking nodules known as 'knob less wonder' can be found in southwestern Florida. Broad, muscular foot is locally consumed in northwestern Mexico (Ref. 355). Intertidal to shallow subtidal, on sand and mud flats and seagrass beds (Ref. 355).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
This species is a non-broadcast spawner. Life cycle does not include trocophore stage. Also Ref. 833.
Leal, J.H. 2003 Gastropods. p. 99-147. 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. (Ref. 355)
IUCN Red List Status
(Ref. 130435: Version 2025-1)
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.