| FishBase |
Larvae Information Summary for
Nansenia candida
| Main Ref: | Matarese, A.C., A.W. Kendall, D.M. Blood and M.V. Vinter 1989 | |||
Yolk-sac larvae
| max | min | mod | Ref. | |
| Length at birth (mm) | 4 | 3.5 | ||
| Preanal L. % TL |
| Place of development | planktonic | |||
| Larval area | South of southern California to Gulf of Alaska, 54-60°N | |||
| Yolk-sac | pigmented | Ref: | ||
| Yolk | segmented | Oil globules | one oil globule | |
| Rows on tail | no rows | |||
| Other melanophores on tail | no other melanophores | |||
| Melanophores on head + trunk | melanophores on trunk | |||
| Pigmentation: paired series between trunk and gut from pectoral fin base to midgut; above terminal section of gut; on anterior region of yolk sac. | ||||
Post larvae
| Striking feature | none | |||
| Striking shape lateral | normal (not striking) | dorsal | ||
| Striking feature | none | |||
| Shape of gut | spherical or gut loop | |||
| Gas bladder early | late | |||
| Spinal armature early | no spines | late | no spines | |
| Pigmentation early | ||||
| Rows on tail | no rows | |||
| Other melanophores on tail | one dorso-ventral cluster or band | |||
| Melanophores on head + trunk | melanophores on trunk | |||
| Pigmentation late | ||||
| Rows on tail | no rows | |||
| Other melanophores on tail | one dorso-ventral cluster or band | |||
| Melanophores on head + trunk | melanophores on trunk | |||
| Urostyle region early | unpigmented | late | unpigmented | |
| Peritoneum | with row of melanophores | |||
| Pectorals | normal melanophores at fin base | |||
| Pelvics | normal (i.e. small or absent) without melanophores | |||
| Transverse rugae lining gut only in posterior section, anteriorly an elongate s-shaped fold is present along with longitudinal rugae; gut fold unpigmented; paired melanophore series between trunk and gut; hypural pigment; dorsal and pelvic fin origins slightly posterior to midbody; rays form early in pectoral fin; guanine layer developing in late postflexion stage; fin rays form in finfold, away from body margin. Pigmentation: embedded pigment above gut; superficial head pigment (>8.4 mm SL); with development, embedded line of melanophores running length of body; conspicuous caudal pigment; ventral pigment from isthmus along anterior 2/3 of gut Sequence of fin development: pectorals, caudal, dorsal and anal, pelvics. | ||||
| L 1st feeding | Ref. | Months of presence of larvae | ||||
| max | Jan | Feb | Mar | Apr | ||
| min | May | Jun | Jul | Aug | ||
| mod | Sep | Oct | Nov | Dec | ||
| Water parameters Metric characters |
| Back to Search |