'
INVES'I‘IGATIONS IN FORTE, SUMMARY.
183
…
immaterial
whether we take the closed or open areas separately,
_
as
in the Report, or group them together, asin the present
,
case (Tables XI. and XII.); In the comparison of the captures
Of the
at shes
in the closed and open areas the same misapprehension is made, the difference of 100 per haul readily falling
to 1887 with its working period conned to the three pro—
'
ductive summer months. In like mariner the notion that on
'
[.
the cessation of traWling there appears to have been an increase
in the abundance of shes within the closed areas,
“
as
shown
_
by the high averages in the year-”1887.1
”
must lapsé. The
choice of 1892 for a low average of at shes in St Andrews
Bay is in the same category, for while in that year 16 hauls
'
_
occurred in the moderately productive months of May, June,
and October (July, August, and September with their high
,
gures being blank), no less than 28 haul's were in the colder
months of February, March, April, November, and December.
_
Fluctuations in these and similar cases are due to other causes
than a dearth of shes.
In the Report, however, it is pointed
_
,
out that the curve of uctuation in the abundance of round and
_
Ÿ
.
flat shes cOrresponds with the general curve for the food—shes,
'
a
conclusion which is in accordance with the method adopted
.
here, viz., dealing with the subject as a whole. From the
gures in the Report it would appear that in contrasting
the two periods of five years there was an increase of shes of
;;
all kinds in the closed area of the Forth from 242 to 252, or 10
_
per haul; moreover, that there Was an increase ill the open _&1"Ça ,
"
from 160 to 171, or
haulfüïln “this total the.at sheS‘ .
_
showed very
httle change,-a diminution Of2 111 the ’ClOSGd
1 in the open onlyoccurring_betWeen the rst
ve years and
‘
_
the second. —Bùt, Fon' a consideration of the
_
‘
»attending the work—,àf‘7th‘é—ÈWO r-el‘îOdss«ît W91d S‘?ém
Ü
diminution
Welliuëve‘ 'Ïbéelï‘ïæïgefà
Since" Of @»
269 haul—s no léSsïhag'159'OCCIIÎP€d in the mme1mon”vhs
(May
Otb)gt110
the“ Coldæ Fftshï
a
favour of the wæme1pewd is” &
advantage
… a
of
INVES'I‘IGATIONS IN FORTE, SUMMARY.
183
…
immaterial
whether we take the closed or open areas separately,
_
as
in the Report, or group them together, asin the present
,
case (Tables XI. and XII.); In the comparison of the captures
Of the
at shes
in the closed and open areas the same misapprehension is made, the difference of 100 per haul readily falling
to 1887 with its working period conned to the three pro—
'
ductive summer months. In like mariner the notion that on
'
[.
the cessation of traWling there appears to have been an increase
in the abundance of shes within the closed areas,
“
as
shown
_
by the high averages in the year-”1887.1
”
must lapsé. The
choice of 1892 for a low average of at shes in St Andrews
Bay is in the same category, for while in that year 16 hauls
'
_
occurred in the moderately productive months of May, June,
and October (July, August, and September with their high
,
gures being blank), no less than 28 haul's were in the colder
months of February, March, April, November, and December.
_
Fluctuations in these and similar cases are due to other causes
than a dearth of shes.
In the Report, however, it is pointed
_
,
out that the curve of uctuation in the abundance of round and
_
Ÿ
.
flat shes cOrresponds with the general curve for the food—shes,
'
a
conclusion which is in accordance with the method adopted
.
here, viz., dealing with the subject as a whole. From the
gures in the Report it would appear that in contrasting
the two periods of five years there was an increase of shes of
;;
all kinds in the closed area of the Forth from 242 to 252, or 10
_
per haul; moreover, that there Was an increase ill the open _&1"Ça ,
"
from 160 to 171, or
haulfüïln “this total the.at sheS‘ .
_
showed very
httle change,-a diminution Of2 111 the ’ClOSGd
1 in the open onlyoccurring_betWeen the rst
ve years and
‘
_
the second. —Bùt, Fon' a consideration of the
_
‘
»attending the work—,àf‘7th‘é—ÈWO r-el‘îOdss«ît W91d S‘?ém
Ü
diminution
Welliuëve‘ 'Ïbéelï‘ïæïgefà
Since" Of @»
269 haul—s no léSsïhag'159'OCCIIÎP€d in the mme1mon”vhs
(May
Otb)gt110
the“ Coldæ Fftshï
a
favour of the wæme1pewd is” &
advantage
… a
of