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Non-fish Identification: Find Species

Family: Haleciidae (See list of species below)

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Total number of spines in dorsal and anal fins (optional)



62 species with fin ray counts including ? spines in dorsal and ? in anal fins (see list below)
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Halecium annulatum
[]
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Halecium arcticum
[]
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Halecium articulosum
[]
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Halecium beanii
[thornbush hydroid]
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Halecium bermudense
[]
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Halecium capillare
[]
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Halecium corrugatum
[]
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Halecium curvicaule
[]
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Halecium delicatulum
[delicate hydroid]
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Halecium densum
[dense bushy hydroid]
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Halecium dichotomum
[]
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Halecium diminutivum
[]
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Halecium dyssymetrum
[]
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Halecium dysymmetrum
[]
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Halecium fjordlandicum
[fjord sapling]
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Halecium fraseri
[]
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Halecium fruticosum
[]
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Halecium groenlandicum
[]
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Halecium halecinum
[herringbone hydroid]
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Halecium incertus
[]
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Halecium insolens
[]
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Halecium jaederholmi
[]
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Halecium kofoidi
[]
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Halecium labrosum
[]
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Halecium lightbourni
[]
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Halecium macrocephalum
[]
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Halecium minutum
[]
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Halecium muricatum
[sea hedgehog hydroid]
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Halecium mutilum
[]
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Halecium nanum
[]
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Halecium obovatum
[]
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Halecium ornatum
[]
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Halecium ovatum
[]
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Halecium pallens
[]
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Halecium paucinodum
[]
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Halecium petrosum
[]
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Halecium pusillum
[]
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Halecium pygmaeum
[]
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Halecium ralpha
[]
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Halecium reversum
[]
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Halecium scutum
[]
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Halecium sessile
[]
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Halecium speciosum
[]
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Halecium telescopicum
[]
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Halecium tenellum
[]
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Halecium undulatum
[]
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Halecium vagans
[]
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Halecium washingtoni
[]
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Halecium wilsoni
[]
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Hemitheca intermedia
[]
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Hydrodendron alternatum
[]
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Hydrodendron arboreum
[]
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Hydrodendron carchesium
[]
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Hydrodendron corrugatum
[]
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Hydrodendron daidalum
[]
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Hydrodendron expansum
[]
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Hydrodendron gracile
[]
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Hydrodendron mirabile
[]
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Mitrocomium cirratum
[]
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Mitrocomium medusiferum
[]
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Nemalecium lighti
[]
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Ophiodissa mirabilis
[]
62 Species of Family Haleciidae
()
Sort by: Species Length
Scientific Name English Name Distribution Max. Length (cm)
Halecium annulatum Eastern Pacific
Halecium arcticum Northeast Atlantic
Halecium articulosum Atlantic and Pacific Ocea
Halecium beanii thornbush hydroid Atlantic and Pacific Ocea
Halecium bermudense Western Atlantic.
Halecium capillare Western Atlantic
Halecium corrugatum Atlantic, Pacific and Arc
Halecium curvicaule Atlantic and Arctic Ocean
Halecium delicatulum delicate hydroid Cosmopolitan.
Halecium densum dense bushy hydroid Eastern Pacific
Halecium dichotomum Southwest Atlantic
Halecium diminutivum Western Atlantic
Halecium dyssymetrum Western Atlantic
Halecium dysymmetrum Southwest Atlantic
Halecium fjordlandicum fjord sapling Southeast Pacific
Halecium fraseri Southeast Pacific
Halecium fruticosum Western Atlantic
Halecium groenlandicum Atlantic and Arctic Ocean
Halecium halecinum herringbone hydroid Atlantic and Pacific Ocea
Halecium incertus Antarctic, Kerguélen and
Halecium insolens Eastern Pacific
Halecium jaederholmi Antarctic Atlantic
Halecium kofoidi Eastern Pacific
Halecium labrosum Atlantic, Pacific and Arc
Halecium lightbourni Western Atlantic
Halecium macrocephalum Atlantic and Pacific Ocea
Halecium minutum Atlantic and Arctic Ocean
Halecium muricatum sea hedgehog hydroid Mediterranean, Atlantic,
Halecium mutilum Antarctic Indian Ocean
Halecium nanum Mediterranean, Atlantic a
Halecium obovatum Eastern Indian Ocean
Halecium ornatum Pacific and Arctic Oceans
Halecium ovatum Southwest Pacific and Ant
Halecium pallens Antarctic Atlantic
Halecium paucinodum Eastern Pacific
Halecium petrosum Mediterranean 19 WD
Halecium pusillum Mediterranean 27 WD
Halecium pygmaeum Eastern Pacific
Halecium ralpha Indo-West Pacific.
Halecium reversum Eastern Pacific
Halecium scutum Atlantic, Pacific and Arc
Halecium sessile Western Atlantic
Halecium speciosum Central and north Atlanti
Halecium telescopicum Eastern Pacific
Halecium tenellum Arctic, Atlantic, Pacific
Halecium undulatum Atlantic and Arctic Ocean
Halecium vagans Eastern Pacific
Halecium washingtoni Eastern Pacific
Halecium wilsoni Eastern Pacific
Hemitheca intermedia Southwest Pacific
Hydrodendron alternatum Eastern Pacific
Hydrodendron arboreum Antarctic.
Hydrodendron carchesium Eastern Pacific
Hydrodendron corrugatum Eastern Pacific
Hydrodendron daidalum Eastern Indian Ocean and
Hydrodendron expansum Eastern Pacific
Hydrodendron gracile Atlantic and Pacific Ocea
Hydrodendron mirabile Western Atlantic
Mitrocomium cirratum Western Central Atlantic
Mitrocomium medusiferum Eastern Pacific
Nemalecium lighti Southeast Pacific and Wes
Ophiodissa mirabilis Western Central Atlantic



Other identification tools in SeaLifeBase


Quick Identification
Identification keys
Identification by morphometrics
Identification by pictures:
          If you already know the Family, go to Search SeaLifeBase, select Family and click on 'Identification by pictures' to display all available pictures in SeaLifeBase for the family.

          If you already know the Country, go to
Search SeaLifeBase, select Country and click on 'Identification by pictures' to display all available pictures in SeaLifeBase for the country.

          If you already know the Ecosystem, go to
Search SeaLifeBase, select Ecosystem and click on 'Identification by pictures' to display all available pictures in SeaLifeBase for the ecosystem.
cfm script by , 30.11.04, ,  php script by , 05/11/2010 ,  last modified by kbanasihan, 06/28/2010