Hydrozoa |
Actinulida |
Halammohydridae
Environment: milieu / climate zone / depth range / distribution range
Ecology
Sessile; depth range 0 - 200 m (Ref. 119522). Subtropical; 55°N - 13°N, 9°W - 81°E
Northeast Atlantic, Mediterranean and Western Indian Ocean: from Ireland to Chennai, India.
Length at first maturity / Size / Weight / Age
Maturity: Lm ? range ? - ? cm Max length : 0.0 cm BL male/unsexed; (Ref. 2992)
Intertidal (Ref. 123889). Found in medium and fine sand (Ref. 124654), and sandy soils with fine to coarse sand, sometimes mixed with shell grit (Ref. 123849). Feeds on plants, diatoms, protozoans, nematodes, gastrotrichs, copepods and others (Ref. 95963).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Members of the order Actinulida include L-form hydroids. Life cycle: The zygote may either develop into an actinula or planula; if planula is released, it directly transforms into an actinula.
Kramp, P.L. 1961. (Ref. 2992)
IUCN Red List Status (Ref. 124695)
CITES status (Ref. 108899)
Not Evaluated
Not Evaluated
Threat to humans
Human uses
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Tools
More information
Age/SizeGrowthLength-weightLength-lengthMorphologyLarvaeAbundance
Internet sources
Estimates of some properties based on models
Vulnerability
Low vulnerability (10 of 100)
Price category
