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Place name : Granagh Bay, Strangford Lough. County : Down

Date : 2025-12-06 GPS : 54.35764,-5.53205. Depth : -4.0 to -7.0 m. [ View map ]

Site Description : Zostera bed in moderate tidal stream.

Seagrass bed, Zostera marina, [00:00:35]; Stalked jellyfish [00:01:28]; Edge of bed with bivalve shells, [00:03:20}; Red seaweed, Gracilaria verrucosa, [00:03:29]; Sugar kelp, Saccharina latissima, [00:04:47]; Japanese wireweed, Sargassum muticum, [00:04:57]; Sea squirt, Diplosoma listerianum, [00:06:12]; Small sea snail, Rissoa membranacea [00:06:49]; Common goby, Pomatoschistus microps, [00:07:03].

Species list (11 species recorded):

CNIDARIA
Haliclystus auricula
CRUSTACEA
Necora puber
MOLLUSCA
Rissoa membranacea
Aplysia punctata
TUNICATA
Diplosoma listerianum
PISCES
Pomatoschistus microps
RHODOPHYTA
Gracilariopsis longissima
CHROMOPHYTA
Saccharina latissima
Sargassum muticum
CHLOROPHYTA
Ulva lactuca
ANGIOSPERMAE
Zostera marina

Biotope 1 : Zostera marina/angustifolia beds on lower shore or infralittoral clean or muddy sand

CNIDARIA
Haliclystus auricula R
CRUSTACEA
Necora puber F
MOLLUSCA
Rissoa membranacea C
Aplysia punctata R
TUNICATA
Diplosoma listerianum O
PISCES
Pomatoschistus microps F
RHODOPHYTA
Gracilariopsis longissima O
CHROMOPHYTA
Saccharina latissima O
Sargassum muticum O
CHLOROPHYTA
Ulva lactuca O
ANGIOSPERMAE
Zostera marina A

Marine Biodiversity Data Portal NI