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E of Limestone Rock, Strangford Lough

[Site list for year 2003]

Survey number: 561 Event number: 20030709/01 Date: 2003-07-09 GPS: 54.42103,-5.60225. Depth: 22.5 m. [ View map ]

Site Description: Mud, shell gravel becoming boulders covered with Ascidiella aspersa.

[Video]

Biotope 1 : Muddy sand with boulders, cobbles and shell, with shell gravel. Almost complete cover of Ascidiella aspersa on boulders. Large amounts of Nemertesia antennina and N. ramosa heavily grazed by Doto pinnatifida. Large Laminaria saccharina (Saccharina latissima) plants and some red algae.

PORIFERA
Sycon ciliatum O
Raspailia ramosa O
Stelligera montagui R
Polymastia boletiformis O
Polymastia penicillus O
Cliona celata O
Amphilectus fucorum O
Halichondria bowerbanki O
Suberites carnosus O
CNIDARIA
Halecium halecinum F
Sertularella polyzonias O
Sertularia argentea O
Kirchenpaueria pinnata F
Nemertesia antennina C
Nemertesia ramosa C
Plumularia setacea F
Obelia dichotoma F
ANNELIDA
Sabella pavonina R
CRUSTACEA
Balanus crenatus C
Inachus phalangium O
Macropodia rostrata O
Necora puber F
MOLLUSCA
Doto pinnatifida C
Aequipecten opercularis R
BRYOZOA
Alcyonidium diaphanum O
Eucratea loricata O
Electra pilosa O
Bugulina flabellata O
Cellepora pumicosa O
PHORONIDA
Phoronis hippocrepia O
ECHINODERMATA
Antedon bifida O
Henricia oculata O
Asterias rubens O
Echinus esculentus O
TUNICATA
Clavelina lepadiformis O
Didemnopsis sp. O
Diplosoma listerianum F
Corella parallelogramma R
Ascidiella aspersa A
Polycarpa scuba O
RHODOPHYTA
Rhodophyllis divaricata O
Plocamium cartilagineum F
CHROMOPHYTA
Sporochnus pedunculatus O
Saccharina latissima F

Biotope 2 : Mud with shells. Antedon bifida common.

PORIFERA
Sycon ciliatum F
Iophon hyndmani O
Halichondria bowerbanki O
Suberites carnosus R
CNIDARIA
Halecium halecinum O
Halecium muricatum O
Hydrallmania falcata O
Kirchenpaueria pinnata O
Alcyonium digitatum O
Synarachnactis lloydii F
CRUSTACEA
Balanus crenatus F
Pagurus bernhardus O
Macropodia rostrata O
Cancer pagurus O
Polybius depurator F
Necora puber F
MOLLUSCA
Doto dunnei O
Acanthodoris pilosa O
Polycera faeroensis O
Antiopella cristata O
Pecten maximus O
Astarte sulcata O
BRYOZOA
Alcyonidium diaphanum F
Flustra foliacea O
Bugulina flabellata F
ECHINODERMATA
Antedon bifida C
Crossaster papposus R
Henricia oculata O
Asterias rubens O
TUNICATA
Clavelina lepadiformis O
Distaplia rosea O
Morchellium argus O
Ascidiella aspersa O
Polycarpa scuba O
PISCES
Callionymus lyra O
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