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North of West Maiden

Survey number: 780 Event number: 20240831/01 Date: 2024-08-31 GPS: 54.93420,-5.74120. Depth: -15.0 to -30.0 m. [ View map ]

Site Description: Rocky reef and boulders on mixed sediment. Tide-swept boulders on mixed sediment with Alcyonium digitatum, Caryophyllia smithii & Nemertesia antennina; Kelp forest (Laminaria hyperborea) with Delesseria sanguinea and Heterosiphonia plumosa.

[Video]

Species list (69 species recorded):

PORIFERA
Sycon ciliatum
Dysidea fragilis
Pachymatisma johnstonia
Axinella infundibuliformis
Raspailia hispida
Stelligera stuposa
Iophon hyndmani
Iophonopsis nigricans
Lissodendoryx jenjonesae
Hemimycale columella
Hymedesmia jecusculum
Hymedesmia paupertas
Hymedesmia rathlinia
Myxilla fimbriata
Myxilla incrustans
Haliclona urceolus
Haliclona viscosa
CNIDARIA
Tubularia indivisa
Ectopleura larynx
Diphasia alata
Diphasia fallax
Diphasia margareta
Sertularella gayi
Nemertesia antennina
Nemertesia ramosa
Polyplumaria flabellata
Aglaophenia pluma
Aglaophenia tubulifera
Obelia geniculata
Alcyonium digitatum
Epizoanthus couchii
Actinothoe sphyrodeta
Caryophyllia smithii
ANNELIDA
Sabella pavonina
MOLLUSCA
Acanthodoris pilosa
Antiopella cristata
BRYOZOA
Crisia eburnea
Plagioecia patina
Alcyonidium diaphanum
Vesicularia spinosa
Membranipora membranacea
Securiflustra securifrons
Cellaria fistulosa
Cellaria sinuosa
Parasmittina trispinosa
Schizomavella linearis
Celleporina hassallii
Omalosecosa ramulosa
ECHINODERMATA
Luidia ciliaris
Henricia oculata
Marthasterias glacialis
Echinus esculentus
TUNICATA
Diazona violacea
Ascidia virginea
Polycarpa pomaria
Molgula oculata
PISCES
Ctenolabrus rupestris
Labrus bergylta
Labrus mixtus
RHODOPHYTA
Kallymenia reniformis
Plocamium cartilagineum
Rhodymenia ardissonei
Heterosiphonia plumosa
Acrosorium venulosum
Delesseria sanguinea
CHROMOPHYTA
Halopteris filicina
Dictyopteris polypodioides
Laminaria hyperborea
Saccharina latissima

Biotope 1 : Mixed faunal turf communities. CR.HCR.XFa

PORIFERA
Sycon ciliatum O
Dysidea fragilis O
Pachymatisma johnstonia R
Axinella infundibuliformis F
Raspailia hispida O
Stelligera stuposa F
Iophon hyndmani F
Iophonopsis nigricans R
Lissodendoryx jenjonesae R
Hemimycale columella O
Hymedesmia jecusculum O
Hymedesmia paupertas O
Hymedesmia rathlinia R
Myxilla fimbriata R
Myxilla incrustans R
Haliclona urceolus R
Haliclona viscosa O
CNIDARIA
Tubularia indivisa F
Ectopleura larynx F
Diphasia alata F
Diphasia fallax F
Diphasia margareta R
Sertularella gayi R
Nemertesia antennina A
Nemertesia ramosa O
Polyplumaria flabellata F
Aglaophenia pluma R
Aglaophenia tubulifera F
Alcyonium digitatum C
Epizoanthus couchii R
Actinothoe sphyrodeta R
Caryophyllia smithii A
ANNELIDA
Sabella pavonina R
MOLLUSCA
Acanthodoris pilosa R
Antiopella cristata R
BRYOZOA
Crisia eburnea C
Plagioecia patina R
Alcyonidium diaphanum F
Vesicularia spinosa R
Securiflustra securifrons O
Cellaria fistulosa C
Cellaria sinuosa R
Parasmittina trispinosa O
Schizomavella linearis O
Celleporina hassallii R
Omalosecosa ramulosa R
ECHINODERMATA
Luidia ciliaris R
Henricia oculata R
Marthasterias glacialis R
Echinus esculentus R
TUNICATA
Diazona violacea R
Ascidia virginea O
Polycarpa pomaria O
Molgula oculata R
PISCES
Ctenolabrus rupestris R
Labrus bergylta R
Labrus mixtus R
RHODOPHYTA
Kallymenia reniformis R
Plocamium cartilagineum O
Rhodymenia ardissonei R
Heterosiphonia plumosa R
Acrosorium venulosum O
Delesseria sanguinea O
CHROMOPHYTA
Halopteris filicina R
Dictyopteris polypodioides R

Biotope 2 : Laminaria hyperborea with dense foliose red seaweeds on exposed infralittoral rock. IR.HIR.KFaR.LhypR

CNIDARIA
Obelia geniculata F
BRYOZOA
Membranipora membranacea C
ECHINODERMATA
Echinus esculentus O
RHODOPHYTA
Heterosiphonia plumosa C
Delesseria sanguinea C
CHROMOPHYTA
Laminaria hyperborea C
Saccharina latissima O
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