FISHERY BOARD’S OPINION or
1886.
109
°
beyond. The very in‘deniteness'of the bay made it in some
.
..
respects a suitable contrast to the other areas.
'
The closure of the inshore waters of the Moray Frith, from
Ord
of Caithness to Kinnaird Head, was, however, substituted
'
for Aberdeen Bay on the responsibility of the Board, and a
‘
series of stations for trawling marked off. As these had only
"ï
been trawled once in 1887 no conclusions could be given. .
_
Twelve stations were also marked off in the area of the
Ï'
Clyde—“six stations from the eastern side of the Mull of
Cantyre to the entrance of Lock
three in Kilbrenna
Sound,” and three in the main water—way between Arran and
the Ayrshire coast.” A Single series of
were
ducted in the spring of 1887
,
and it was concludedthat “the ,
flat sh of the Clyde are only about half as numerous as in
the Forth at the same period of the year.” It was further ,
stated that this difference in the Friths was due to
vention of trawling in the one and its prosecution in the
In referring to the numerical variation at different seasons
the relative proportion of small shes captured, the re—…
…
porters observe thatin the Frith .of Forth in June and July,
.
1886, the round shes were more numerous than the at, but
=
'_
on
all subsequent occasions the at shes were most
.
numerous—“ There can be little
that this was
.
largely owing to the suspension of trawling, which
,
'
affects the at sh more than the round.”
Further they found
that the adults of all the at shes were most numerOus in
June in the Forth and St Andrews Bay, with the exception of
__
-
dabs in _St Andrews
which»iwererather more abùndant in
‘May. Th’ey therefore
there was a general _j
_
movement of adult at. sh”1ntoSt Andrews Bay£ and the
Forth at that time.
_
On the othe1hand,thesmall at-sheszin;
the
‘
localitiès Were Ÿ‘æmosï
,
one
excepti0n,
j StAndrews Bay, which
were most
nu… … @thhyhw1kthlg a ……
'
son…mïiate, autumnandmsplmg=pro'bably9 from thesame
‘ 7
;
causeThereporte1sd1dnotndthesameumfmmltäamong
Précédent

- 136/317

Suivant