Table 5.2.1 Events and observations at the transect on the Swinnplate during the study period
sampling plot
location
year
date\distance
SP 1
old
mussel bed
Om
SP 2
mussel-patch
260 m
SP3
Lanice-settlement
360m
SP4
muddy sandflat
960m
SP5
new settlement
1480m
SP 6
sandflat
2330 m
1993
November 10
I after
a widespread distribution from SPI to SP5 relocation of the mussels with a concentration in the East of the Swinnplate
(sampling plots SPI
and SP2)
1994
1995
1996
March 30
May
17
August 03
April 27
August 30
December 18
March 04
July 17
August
21
macroalgal cover
(Uiva sp ..
Enteromorpha spp.) at
sampling plots SPI and SP2 (mussel bed)
predominantly old mussels with reduced faeces
jJroduction
mud deposition at all transect sites
total destruction of the
mussel bed
musselbed
3 to 4-vears old
mussel bed totally eroded and destroyed
ice
winter
mud patches
new mud
sedimentation
north of SPI to SP4 development of a new mussel bed; with minor recruitment of
M. edulis
intensive spatfall of
M. edulis
M. edulis established
new settlement
of M.
edulis, macro algal
cover
(Uiva sp.,
Enteromo!£ha spp~)
new settlement of M.
edulis established,
1995 stationa'!y
degeneration
of the
mussel bed
partly influenced by SP5
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