Overview

Comprehensive Description

Description

Growing from a small basal disc to a length of 10 to 20 cms generally branching only a few times. Reddish brown in colour and very mucilaginous in texture. Helminthocladia calvadosa and Helminthora divaricata from which it is distinguished by having few side branches which are not markedly narrower than the main axis.
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Source: Encyclopedia of Marine Life of Britain and Ireland

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Distribution

Widespread around the British Isles except in south-eastern England. Europe: Medirerranean, Azores, Portugal, Spain, Netherlands and Norway. Atlantic coast of North America: Canada to Connecticut and Long Island. Further afield: the Canary Islands.
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Source: Encyclopedia of Marine Life of Britain and Ireland

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Ecology

Habitat

Depth range based on 35 specimens in 1 taxon.
Water temperature and chemistry ranges based on 9 samples.

Environmental ranges
  Depth range (m): 0 - 30
  Temperature range (°C): 11.471 - 16.315
  Nitrate (umol/L): 0.326 - 7.121
  Salinity (PPS): 35.184 - 38.201
  Oxygen (ml/l): 5.541 - 6.200
  Phosphate (umol/l): 0.096 - 0.439
  Silicate (umol/l): 1.379 - 3.285

Graphical representation

Depth range (m): 0 - 30

Temperature range (°C): 11.471 - 16.315

Nitrate (umol/L): 0.326 - 7.121

Salinity (PPS): 35.184 - 38.201

Oxygen (ml/l): 5.541 - 6.200

Phosphate (umol/l): 0.096 - 0.439

Silicate (umol/l): 1.379 - 3.285
 
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Common. Epilithic in rock pools.
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Source: Encyclopedia of Marine Life of Britain and Ireland

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Molecular Biology and Genetics

Molecular Biology

Barcode data: Nemalion multifidum

The following is a representative barcode sequence, the centroid of all available sequences for this species.


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Source: Barcode of Life Data Systems (BOLD)

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Statistics of barcoding coverage: Nemalion multifidum

Barcode of Life Data Systems (BOLDS) Stats
Public Records: 14
Specimens with Barcodes: 14
Species With Barcodes: 1
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Source: Barcode of Life Data Systems (BOLD)

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Barcode data: Nemalion helminthoides

The following is a representative barcode sequence, the centroid of all available sequences for this species.


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Source: Barcode of Life Data Systems (BOLD)

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Statistics of barcoding coverage: Nemalion helminthoides

Barcode of Life Data Systems (BOLDS) Stats
Public Records: 2
Specimens with Barcodes: 2
Species With Barcodes: 1
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Source: Barcode of Life Data Systems (BOLD)

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Disclaimer

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