FISHERY RESEARCH
'
323
Spawning grounds' of the herring, since its eggs arelaid
on the bottom.
In this case, —besides gaining information
from the actual catches of herring, an examination of the
stomach
contents of other sh becOmes advantageoue.
It ls known that the haddock Will greedily devoni herrings’
eggs, and the occurrence in the trawl of so—called “
spawny
NOR.
SE_A
'
,
F
61.—Chart showing distribution of plaice eggs in the North Sea in December,
‘
1910.
The, gures show the numbers of eggs per‘square metre surface.
(After
,
Buehanam—V‘bastou.)
»
,
-
haddock ”’ crammed with herrig sPawnis a sure indication
.
that the Spawning grounds are not far off. An actual
_
»
search for the eggs is far less fruitfu1,1owing to the fact _
-
that they
in the creviçes between stones andare rarely
taken in the trawl.
On occasion they have been searched
.
'
Y
‘
'
323
Spawning grounds' of the herring, since its eggs arelaid
on the bottom.
In this case, —besides gaining information
from the actual catches of herring, an examination of the
stomach
contents of other sh becOmes advantageoue.
It ls known that the haddock Will greedily devoni herrings’
eggs, and the occurrence in the trawl of so—called “
spawny
NOR.
SE_A
'
,
F
61.—Chart showing distribution of plaice eggs in the North Sea in December,
‘
1910.
The, gures show the numbers of eggs per‘square metre surface.
(After
,
Buehanam—V‘bastou.)
»
,
-
haddock ”’ crammed with herrig sPawnis a sure indication
.
that the Spawning grounds are not far off. An actual
_
»
search for the eggs is far less fruitfu1,1owing to the fact _
-
that they
in the creviçes between stones andare rarely
taken in the trawl.
On occasion they have been searched
.
'
Y
‘