Marine Biodiversity Data Portal - NI

Cranfield Point Rocks, Carlingford Lough.

Survey number: 555 Event number: 19851014/21 Date: 1985-10-14 GPS: 54.02300,-6.06583. Depth: 3.5 to 0.2 m. [ View map ]

Site Description: A relatively sheltered boulder shore on the Cranfield Point headland. A rapid tidal current occurs in the Carlingford Lough narrows on the flood and ebb tides. The shore type is small boulders on top of sand, gravel, pebbles and stones, with a backing of shingle, on which there is a strandline of drift algae. The bulk of the intertidal has fucoid zone formers, although the extreme upper shore has a zone of Littorina on small boulders. The general trend is for the boulders to become larger and less numerous towards the low water. Cormorants, oyster catchers, terns, gulls, curlews were seen feeding.

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Species list (123 species recorded)

PORIFERA Eulalia viridis Caprella acanthifera Littorina (Neritrema) mariae Amphipholis squamata Catenella caespitosa Scytosiphon lomentaria
Clathrina coriacea Phyllodoce laminosa Dynamene bidentata Littorina (Neritrema) neglecta Ophiura ophiura Cystoclonium purpureum Stragularia clavata
Halichondria panicea Nereis pelagica Jaera albifrons Littorina (Neritrema) obtusata TUNICATA Dilsea carnosa Cladostephus spongiosus
Laxosuberites sp. Cirratulus cirratus Jaera forsmani Nucella lapillus Polyclinum aurantium Dumontia contorta Laminaria digitata
CNIDARIA Arenicola marina Idotea granulosa Berthella plumula Ascidiella scabra Mastocarpus stellatus Laminaria saccharina
Clava sp. Jasmineira caudata Pagurus bernhardus Doris pseudoargus Botryllus schlosseri Phyllophora crispa Ascophyllum nodosum
Dynamena pumila Pomatoceros triqueter Pisidia longicornis Mytilidae sp. PISCES Phyllophora pseudoceranoides Fucus serratus
Laomedea flexuosa OLIGOCHAETA sp. Porcellana platycheles Mytilus edulis Ciliata mustela Lomentaria articulata Fucus spiralis
Obelia geniculata CHELICERATA Hyas araneus Anomia ephippium Lipophrys pholis Ceramium sp. Fucus vesiculosus
Actinia equina Anoplodactylus pygmaeus Cancer pagurus Venerupis corrugata Pholis gunnellus Membranoptera alata Pelvetia canaliculata
Anemonia viridis CRUSTACEA Carcinus maenas Turtonia minuta RHODOPHYTA Osmundea hybrida CHLOROPHYTA
Urticina felina Chthamalus stellatus Pilumnus hirtellus Hiatella arctica Porphyra insolita Osmundea pinnatifida Tellamia contorta
NEMERTEA Semibalanus balanoides MOLLUSCA BRYOZOA Palmaria palmata Polysiphonia sp. Enteromorpha sp.
NEMERTEA sp. Balanus crenatus Osilinus lineatus Alcyonidium hirsutum Rhodothamniella floridula Polysiphonia lanosa Enteromorpha intestinalis
Lineus ruber Stenothoe monoculoides Testudinalia testudinalis Flustrellidra hispida Ahnfeltia plicata CHROMOPHYTA Ulva fasciata
ANNELIDA Hyale prevostii Tectura virginea Membranipora membranacea Hildenbrandia rubra Ectocarpus siliculosus Chaetomorpha linum
Harmothoe extenuata Orchestia cavimana Patella (Patella) ulyssiponensis Scrupocellaria inermis Corallina officinalis Pylaiella littoralis Cladophora rupestris
Harmothoe imbricata Orchestia mediterranea Patella (Patella) vulgata Cryptosula pallasiana Leptophytum sp. Elachista fucicola
Pholoe inornata Tritaeta gibbosa Patella pellucida ECHINODERMATA Lithophyllum incrustans Ralfsia sp.
Eulalia sp. Jassa falcata Littorina (Littorina) littorea Asterias rubens Phymatolithon lenormandii Ralfsia verrucosa

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