Hoplonemertea |
Monostilifera |
Emplectonematidae
Environment: milieu / climate zone / djupintervall / distribution range
Ekologi
. Temperate
Pacific Ocean and the Arctic: Japan to Russia and northern Alaska, south to Baja California. Tropical to polar.
Length at first maturity / Size / Weight / Age
Könsmognad: Lm ? range ? - ? cm Max length : 40.0 cm TL hane/ej könsbestämd; (Ref. 930); common length : 15.0 cm TL hane/ej könsbestämd; (Ref. 930)
Found under stones or among Laminarian roots (Ref. 907), among other seaweeds, barnacles, and mussels. Very voracious feeders (Ref. 930).
Life cycle and mating behavior
Könsmognad | Reproduktion | Lek | Eggs | Fecundity | Larvae
Members of the phylum Nemertea are mostly gonochoric. Life cycle: Eggs hatch and develop into short-lived lecitotrophic larvae before metamorphosing into juveniles and further into adults.
Iwata, F. 1954 The fauna of Akkeshi Bay. XX. Nemertini in Hokkaido (revised report). Reprinted from the Journal of the Faculty Science, Hokkaido University. Series VI, 12(1-2):39 p. (Ref. 907)
IUCN Red List Status
(Ref. 130435: Version 2025-1)
CITES status (Ref. 108899)
Not Evaluated
Not Evaluated
Threat to humans
Human uses
| FishSource |
Verktyg
Ytterligare information
Trophic EcologyFood items (preys)
Födosammansättning
Födointag
Predatorer
Population dynamicsTillväxt
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
Abundans
PhysiologySyreförbrukning
Human RelatedStamps, coins, misc.
Internet-källor
Estimates based on models
Fishing Vulnerability
Low to moderate vulnerability (30 of 100).
Price category
Unknown.
