FishBase |
Main Ref: | Morrow, J.E. 1980 |
max | min | mod | Ref. | |
Length at birth (mm) | ||||
Preanal L. % TL |
Place of development | in close association with substrate | |||
Larval area | Northwest Pacific | |||
Yolk-sac | elongated | Ref: | ||
Yolk | Oil globules | |||
Rows on tail | no rows | |||
Other melanophores on tail | no other melanophores | |||
Melanophores on head + trunk | no melanophores on head or trunk | |||
Young remain in gravel for about 2 to 3 weeks, up until the yolk sac is absorbed, then emerge as free-swimming fry and begin feeding. Free-swimming fry tend to swim toward light and also tend to swim upstream (Ref. 27547) |
Striking feature | none | |||
Striking shape lateral | normal (not striking) | dorsal | normal (not striking) | |
Striking feature | none | |||
Shape of gut | ||||
Gas bladder early | late | |||
Spinal armature early | late | |||
Pigmentation early | ||||
Rows on tail | lateral row | |||
Other melanophores on tail | no other melanophores | |||
Melanophores on head + trunk | melanophores on trunk | |||
Rows on tail | dorsal + lateral row | |||
Other melanophores on tail | no other melanophores | |||
Melanophores on head + trunk | melanophores on trunk |
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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