Gastropoda |
Trochida |
Tegulidae
Environment: milieu / climate zone / depth range / distribution range
Ecology
Demersal. Subtropical
Eastern Pacific: USA.
Length at first maturity / Size / Weight / Age
Maturity: Lm ? range ? - ? cmCommon length : 3.5 cm SHL male/unsexed; (Ref. 312)
Shell is broad, thick and smooth with a round conical shape. The shell is brown to orange-brown with an orange foot (Ref. 312).
It has a shell length 3.5 cm (Ref. 312). Habitat: Occurs in the middle low intertidal and shallow subtidal zones on rocky shores; also upper blades and stipes of off-shore kelp. Diet: multiple species of algae, both micro and macroscopic. Predator: sea stars and sea otters (Ref. 312).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Members of the order Archaeogastropoda are mostly gonochoric and broadcast spawners. Life cycle: Embryos develop into planktonic trocophore larvae and later into juvenile veligers before becoming fully grown adults.
Gallivan, G. and J. Danforth 1999 Phylum Mollusca. Marine Science Institute. Http://216.239.51.104/search?q=cache:EEiLeA0OeAMJ:www2.ucsc.edu/simp/guide.pdf+Nuttalina+californica&hl=tl&gl=ph&ct=clnk&cd=8 [accessed 20/01/06] (Ref. 312)
IUCN Red List Status
(Ref. 130435: Version 2025-1)
CITES status (Ref. 108899)
Not Evaluated
Not Evaluated
Threat to humans
Human uses
| 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
Preferred temperature
(Ref.
115969): 8.8 - 19, mean 13.1 (based on 106 cells).
Price category
Unknown.
