FishBase |
Main Ref: | Palko, B.J., G.L. Beardsley and W.J. Richards 1982 |
max | min | mod | Ref. | |
Length at birth (mm) | 3.95 | |||
Preanal L. % TL |
Place of development | planktonic | |||
Larval area | Northwestern Pacific (Japan, East China Sea) | |||
Yolk-sac | spherical pigmented | Ref: | ||
Yolk | Oil globules | one oil globuleposteriorventralpigmented | ||
Rows on tail | no rows | |||
Other melanophores on tail | tail completely covered with melanophores | |||
Melanophores on head + trunk | melanophores on head + trunk | |||
The yolk-sac is large. The myotome number: 17 + 15 = 32. Only xanthophores were noted in the marginal fin, becoming faint 4 days after hatching. The chromatophores soon enlarge, approaching each other. |
Striking feature | none | |||
Striking shape lateral | normal (not striking) | dorsal | ||
Striking feature | none | |||
Shape of gut | elongated | |||
Gas bladder early | late | |||
Spinal armature early | opercular spines only | late | ||
Pigmentation early | ||||
Rows on tail | no rows | |||
Other melanophores on tail | tail partly covered with melanophores | |||
Melanophores on head + trunk | melanophores on head + trunk | |||
Rows on tail | no rows | |||
Other melanophores on tail | more than two dorso-ventral clusters or bands | |||
Melanophores on head + trunk | melanophores on head + trunk | |||
Pectorals | normal | |||
Pelvics | normal (i.e. small or absent) | |||
The larvae feed mainly on crustaceans, the greater part of which are copepodes, especially members of the family Pontellidae. |
L 1st feeding | Ref. |
Months of presence of larvae
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max | Jan | Feb | Mar | Apr | ||
min | May | Jun | Jul | Aug | ||
mod | Sep | Oct | Nov | Dec |
Water parameters Metric characters |
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