THE FOOD
!
323
would be lean years for the Haddœk for the reverse reason ;
and so itproved. ' The importance of this simple de—duction
lies in the fact that although immense quantities of “ small
”
sh are caughtby the trawlers, “ye‘tsüicient escape and
remain in the sea to yield a heavier Catch of -‘_-‘ large
”
in the
following years.
'
'
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«
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-
—
.
'
:
This natural uctuation in the 'quantities of
“quite
indepedently of manÎs action, is a point that cannot be
too stronglyeinphasised. The aSSumpti0n that inan isthe
onlyor Chief factorin' producing uctuations in theSup‘ply
of sh has led in the past to very serious
We have
noW‘ the Experi_ence*ofinearly 'a» century of trawling in the
Northï seagana if Î-thè ”predicti0ns of alarr'rsts had been
North Sea should long ago have been exhaustèd;
The 5 gures quoted above for recent years furnish the
best contradiction of these groundless fears. We haVe
more justication for saying that another century of shing—
in the same way will— still
North Sea far_frorn eX— '
?
This leads to aïbrief consideration of'the—ÿvariousattitudes { which
_
adopted 'fr'0rn‘ time :to time ”With {
_
regardtothesherres
,_
,___
——
Amongthe old complainte 'againstr'the trawlers it was
said‘that they destroyed the spawn and'fry Of
It
.
ray.>appear strange to usa—t the present time that such
iComplaints everî received serious
but fofty years
ago"people did'not know that the spawn-of shes—that is,
,
those referred to in the complaints—oated up in the
'
water Whilst the fry lived near the shore. Hence it was
,th-Ought advisable, as a practical rheasure andas ameans‘of
sobthingobdurate complainers, to try and increase thestock
:
"
of sh in the seat—on the assumption that the trawlers
removed “so many sh that nature could not'maintain the
Stock; In
countries
extensiveWere“
established where—, following the experience gained With
freshwater shes, the spa'w of various kinds‘,a ‘CodÏandPlaiœ particularly, “was specially obtained and: kept’until
Ï the” fry hatÇh‘ed out:£
comparison
completely,- hov“vevéit,ÏWhe itïwas found
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