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Descripîive notes :
;.ë. _
7:;
—
Adulte attain about 40 cm in body length.
“... ”'
Body eiongaîe. more or less cylindrical and compressed
af;
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posîeri0rly.
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One spine on dorsal fin, other fins wiîhouî spines
—‘iÎËË‘ËË6 à
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large
,
eyes of moderate size ; mouth large.
Curved îeeîh presen‘r on lower jaw. vomer end paiaîine.
Lower jaw has canine îeeth.
Body color reddish—brown.
Fresh water species originally brought into Japan from
Korea.
Living aÏ Îh€ bOÎ'ËOÎ‘Û of lâ‘r<€S and Swampg_
At time take in
air
above Îh€ water
.
Can live in water of various temperaîures.
Eai‘: small fishes amo“ irogs.
i\locîurnai fish.
Do not live in schools.
Swimming movemen‘c slow.
Caugh‘t by long lines and pole and lines.
Moderaîelv develo ed bulbus olfac‘ïorius closelv adhered “ro
-
)
lobus olfacîorius.
Lobus oifactorius large.
Both hemispheres
converge.
Lobus op‘ticus small.
Cerpus cerebelii of
moderaïe size and projected posîerioriy.
Crisîa cerebelii
more
or
less large.
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