Clupeidae CZupea palZasi Cuvier et
_
3 _
Pacific herring NlSHIN
_
______
__
-
_
N_Olf_
N.oif./
'
_
bulb.olf.
b””°'°”'
_
\0
-
lob.olf.
‘°b'°”'
tect.
_
g
,
ch.opt
@,
.
_
lob.inf.
\e— "
lob.inf
-
N.8.
sac.vas.
_
N.8.
acu.lat.ator.long.
*
_
ï
c.cbl.
C—_°b
'
emin.gran
cnst.cbl
__
_
,
'
crist.cbl.
vent.q.
_
med.ob.
med.ob
\9
_,
med.sp.
med.sp.
_
—
,
5mm
lateral
ventral
dorsal
_'
—-—'————————_——_—————___—_—_——
Descriptive notes:
"ËËÈ
_
Adults attain about 30cm in body length.
(?ËË) làL‘“5llëL< %ËL’ÜAô.
—
Body elongate and wellcompressed.
_
,
/l\ËEélä/l\ë < ,
'
'
ln appearance resemble Japanese sardine but larger.
ÆlË'ËË,
('l‘HËËÊT5èÏ) liä< %ËL'Ck‘Z).
_
'
ln external feature, no lateral lines are observable.
_
Body color dark-blue on dorsal surface;ventral surface,
_
,
silver—white.
Swim in schools during the day and night near the surface
,
and under the waters of offing and the seacoasts.
Eat mainly small marine animals located by means of
sight and auditory sense.
,
Have weak phototaxis.
Extent of migration wide.
'
Swimming movement quick.
Used to be found largely in the northern part of Japan Sea,
but not now in view of the changing environment.
'
At present found in the Sea of Okhotsk and the coastal
.
.
.
waters of Akkeshi, Hokkaido.
'
'
»
Caught by gill—nets and fixed nets.
.
Bulbus olfactorius and lobus olfactorius not well-developed,
'
rather small. Lobus opticus
large and divided
into two lobes, anterior and posterior.ç The posterior lobe
,
larger than the anterior
Corpus
small but
-
eminentia granularis and cr'ista cerebelli well-developed.
'_
'
_
3 _
Pacific herring NlSHIN
_
______
__
-
_
N_Olf_
N.oif./
'
_
bulb.olf.
b””°'°”'
_
\0
-
lob.olf.
‘°b'°”'
tect.
_
g
,
ch.opt
@,
.
_
lob.inf.
\e— "
lob.inf
-
N.8.
sac.vas.
_
N.8.
acu.lat.ator.long.
*
_
ï
c.cbl.
C—_°b
'
emin.gran
cnst.cbl
__
_
,
'
crist.cbl.
vent.q.
_
med.ob.
med.ob
\9
_,
med.sp.
med.sp.
_
—
,
5mm
lateral
ventral
dorsal
_'
—-—'————————_——_—————___—_—_——
Descriptive notes:
"ËËÈ
_
Adults attain about 30cm in body length.
(?ËË) làL‘“5llëL< %ËL’ÜAô.
—
Body elongate and wellcompressed.
_
,
/l\ËEélä/l\ë < ,
'
'
ln appearance resemble Japanese sardine but larger.
ÆlË'ËË,
('l‘HËËÊT5èÏ) liä< %ËL'Ck‘Z).
_
'
ln external feature, no lateral lines are observable.
_
Body color dark-blue on dorsal surface;ventral surface,
_
,
silver—white.
Swim in schools during the day and night near the surface
,
and under the waters of offing and the seacoasts.
Eat mainly small marine animals located by means of
sight and auditory sense.
,
Have weak phototaxis.
Extent of migration wide.
'
Swimming movement quick.
Used to be found largely in the northern part of Japan Sea,
but not now in view of the changing environment.
'
At present found in the Sea of Okhotsk and the coastal
.
.
.
waters of Akkeshi, Hokkaido.
'
'
»
Caught by gill—nets and fixed nets.
.
Bulbus olfactorius and lobus olfactorius not well-developed,
'
rather small. Lobus opticus
large and divided
into two lobes, anterior and posterior.ç The posterior lobe
,
larger than the anterior
Corpus
small but
-
eminentia granularis and cr'ista cerebelli well-developed.
'_
'