Marine Biodiversity Data Portal - NI

Long Sheelagh, Strangford Lough.

[Site list for year 1986]

Survey number: 555 Event number: 19861008/22 Date: 1986-10-08 GPS: 54.44700,-5.59500. Depth: 3.5 to 0.2 m. [ View map ]

Site Description: A shingle and boulder bar approximately 300 m long which is submerged at high tide. The upper bar is of pebbles with small and medium boulders in the middle and lower shore. A strand line occurs at the highest point along the top of a sharp pebble ridge. A north side of the Sheelagh is steep with fucoid cover narrow without forming distinct zones. The south side of the Sheelagh is much more gently sloping with an extensive algal zonation dominated by Ascophyllum. Some areas of coarse sediment with Enteromorpha mats and Arenicola casts are present towards the middle shore. Four zones were observed as Pelvetia appeared to be absent.

nils_0559.jpg nils_0560.jpg nils_0561.jpg nils_0562.jpg nils_0563.jpg
nils_0564.jpg nils_0565.jpg nils_0566.jpg nils_0567.jpg nils_0568.jpg
nils_0569.jpg nils_0570.jpg nils_0571.jpg nils_0572.jpg nils_0573.jpg

[ More images ] (15/22)

Species list (155 species recorded):

PORIFERA
Clathrina coriacea
Leuconia nivea
Grantia compressa
Leucosolenia sp.
Sycon ciliatum
Halisarca dujardinii
Ophlitaspongia papilla
Myxilla incrustans
Halichondria panicea
Terpios gelatinosa
Laxosuberites sp.
Acervochalina limbata
CNIDARIA
Dynamena pumila
Clytia hemisphaerica
Actinia equina
NEMERTEA
NEMERTEA sp.
Lineus ruber
ENTOPROCTA
Pedicellina cernua
SIPUNCULA
Nephasoma (Nephasoma) minutum
ANNELIDA
Harmothoe imbricata
Harmothoe impar
Lepidonotus squamatus
Eulalia sp.
Eulalia viridis
Eumida sanguinea
Syllis gracilis
Nereis pelagica
Perinereis cultrifera
Platynereis coccinea
Nainereis quadricuspida
Cirratulus cirratus
Capitella capitata
Arenicola marina
Eupolymnia nebulosa
Sabella pavonina
Spirobranchus triqueter
Spirorbis spirorbis
Spirorbis tridentatus
OLIGOCHAETA sp.
CRUSTACEA
Verruca stroemia
Semibalanus balanoides
Mysidae sp.
Apherusa jurinei
Hyale prevostii
Lysianassa ceratina
Dexamine spinosa
Dexamine thea
Tritaeta gibbosa
Amphithoe rubricata
Ericthonius sp.
Jassa falcata
Corophium bonnellii
Corophium sextonae
Caprella acanthifera
Dynamene bidentata
Jaera albifrons
Idotea granulosa
Porcellana platycheles
Hyas araneus
Cancer pagurus
Carcinus maenas
MOLLUSCA
Calliostoma zizyphinum
Testudinalia testudinalis
Patella vulgata
Patella pellucida
Lacuna (Lacuna) pallidula
Lacuna (Lacuna) parva
Littorina littorea
Littorina (Neritrema) fabalis
Littorina (Neritrema) neglecta
Littorina obtusata
Rissoa interrupta
Onoba (Onoba) semicostata
Peringia ulvae
Buccinum undatum
Mytilus edulis
Musculus subpictus
Musculus discors
Anomia ephippium
Turtonia minuta
Hiatella arctica
BRYOZOA
Alcyonidium diaphanum
Alcyonidium gelatinosum
Flustrellidra hispida
Membranipora membranacea
Electra pilosa
Callopora lineata
Callopora rylandi
Celleporella hyalina
Escharoides coccinea
Phaeostachys spinifera
Cellepora pumicosa
ECHINODERMATA
Asterina gibbosa
Asterias rubens
Leptasterias muelleri
Ophiothrix fragilis
Amphipholis squamata
Pawsonia saxicola
TUNICATA
Polyclinum aurantium
Sidnyum turbinatum
Ascidiella scabra
Ascidia conchilega
Ascidia mentula
Dendrodoa grossularia
Botryllus schlosseri
Botrylloides leachii
Pyura squamulosa
Pyura tessellata
PISCES
Lipophrys pholis
Pholis gunnellus
RHODOPHYTA
Acrochaetium secundata
Gelidium sp.
Gelidium pusillum
Palmaria palmata
Rhodothamniella floridula
Ahnfeltia plicata
Hildenbrandia rubra
Corallina officinalis
Lithothamnion glaciale
Melobesia membranacea
Phymatolithon laevigatum
Phymatolithon lenormandii
Titanoderma pustulatum
Mastocarpus stellatus
Phyllophora pseudoceranoides
Lomentaria articulata
Ceramium sp.
Ceramium echionotum
Plumaria plumosa
Membranoptera alata
Vertebrata lanosa
Polysiphonia stricta
CHROMOPHYTA
Hincksia granulosa
Pylaiella littoralis
Elachista fucicola
Scytosiphon lomentaria
Cladostephus spongiosus
Sphacelaria fusca
Laminaria hyperborea
Ascophyllum nodosum
Fucus serratus
Fucus spiralis
Fucus vesiculosus
Himanthalia elongata
CHLOROPHYTA
Blidingia minima
Ulva sp.
Enteromorpha clathrata
Enteromorpha compressa
Ulva intestinalis
Ulva prolifera
Ulva fasciata
Cladophora albida
Cladophora rupestris
Cladophora sericea
Rhizoclonium riparium

No biotope record.

PORIFERA
Clathrina coriacea P
Leuconia nivea P
Grantia compressa P
Leucosolenia sp. P
Sycon ciliatum P
Halisarca dujardinii P
Ophlitaspongia papilla P
Myxilla incrustans P
Halichondria panicea P
Terpios gelatinosa P
Laxosuberites sp. P
Acervochalina limbata P
CNIDARIA
Dynamena pumila P
Clytia hemisphaerica P
Actinia equina P
NEMERTEA
NEMERTEA sp. P
Lineus ruber P
ENTOPROCTA
Pedicellina cernua P
SIPUNCULA
Nephasoma (Nephasoma) minutum P
ANNELIDA
Harmothoe imbricata P
Harmothoe impar P
Lepidonotus squamatus P
Eulalia sp. P
Eulalia viridis P
Eumida sanguinea P
Syllis gracilis P
Nereis pelagica P
Perinereis cultrifera P
Platynereis coccinea P
Nainereis quadricuspida P
Cirratulus cirratus P
Capitella capitata P
Arenicola marina P
Eupolymnia nebulosa P
Sabella pavonina P
Spirobranchus triqueter P
Spirorbis spirorbis P
Spirorbis tridentatus P
OLIGOCHAETA sp. P
CRUSTACEA
Verruca stroemia P
Semibalanus balanoides P
Mysidae sp. P
Apherusa jurinei P
Hyale prevostii P
Lysianassa ceratina P
Dexamine spinosa P
Dexamine thea P
Tritaeta gibbosa P
Amphithoe rubricata P
Ericthonius sp. P
Jassa falcata P
Corophium bonnellii P
Corophium sextonae P
Caprella acanthifera P
Dynamene bidentata P
Jaera albifrons P
Idotea granulosa P
Porcellana platycheles P
Hyas araneus P
Cancer pagurus P
Carcinus maenas P
MOLLUSCA
Calliostoma zizyphinum P
Testudinalia testudinalis P
Patella vulgata P
Patella pellucida P
Lacuna (Lacuna) pallidula P
Lacuna (Lacuna) parva P
Littorina littorea P
Littorina (Neritrema) fabalis P
Littorina (Neritrema) neglecta P
Littorina obtusata P
Rissoa interrupta P
Onoba (Onoba) semicostata P
Peringia ulvae P
Buccinum undatum P
Mytilus edulis P
Musculus subpictus P
Musculus discors P
Anomia ephippium P
Turtonia minuta P
Hiatella arctica P
BRYOZOA
Alcyonidium diaphanum P
Alcyonidium gelatinosum P
Flustrellidra hispida P
Membranipora membranacea P
Electra pilosa P
Callopora lineata P
Callopora rylandi P
Celleporella hyalina P
Escharoides coccinea P
Phaeostachys spinifera P
Cellepora pumicosa P
ECHINODERMATA
Asterina gibbosa P
Asterias rubens P
Leptasterias muelleri P
Ophiothrix fragilis P
Amphipholis squamata P
Pawsonia saxicola P
TUNICATA
Polyclinum aurantium P
Sidnyum turbinatum P
Ascidiella scabra P
Ascidia conchilega P
Ascidia mentula P
Dendrodoa grossularia P
Botryllus schlosseri P
Botrylloides leachii P
Pyura squamulosa P
Pyura tessellata P
PISCES
Lipophrys pholis P
Pholis gunnellus P
RHODOPHYTA
Acrochaetium secundata P
Gelidium sp. P
Gelidium pusillum P
Palmaria palmata P
Rhodothamniella floridula P
Ahnfeltia plicata P
Hildenbrandia rubra P
Corallina officinalis P
Lithothamnion glaciale P
Melobesia membranacea P
Phymatolithon laevigatum P
Phymatolithon lenormandii P
Titanoderma pustulatum P
Mastocarpus stellatus P
Phyllophora pseudoceranoides P
Lomentaria articulata P
Ceramium sp. P
Ceramium echionotum P
Plumaria plumosa P
Membranoptera alata P
Vertebrata lanosa P
Polysiphonia stricta P
CHROMOPHYTA
Hincksia granulosa P
Pylaiella littoralis P
Elachista fucicola P
Scytosiphon lomentaria P
Cladostephus spongiosus P
Sphacelaria fusca P
Laminaria hyperborea P
Ascophyllum nodosum P
Fucus serratus P
Fucus spiralis P
Fucus vesiculosus P
Himanthalia elongata P
CHLOROPHYTA
Blidingia minima P
Ulva sp. P
Enteromorpha clathrata P
Enteromorpha compressa P
Ulva intestinalis P
Ulva prolifera P
Ulva fasciata P
Cladophora albida P
Cladophora rupestris P
Cladophora sericea P
Rhizoclonium riparium P

Previous site Next site