87: NEOSCOPELIDAE (BLACKCHINS)
D 12-13; A 11-13; P 18-19; V 8; GR 2+(8-10). Depth 3.9- 4.4, head
2.7-3.0 in SL. Eye 4.5-5.0 in head. LO 12-14.
Generally dark red on sides of head and body, silvery
white below; fins pink. Attains 25 cm; sexually mature from
about 15 cm. Benthopelagic over slope regions in 300 - 800
m. Off Natal between 27° and 30 0 S. Both sides of Atlantic
and off Japan, Hawaii and in Great Australian Bight.
87.2 Neoscopelus microchir
Matsubara, 1943
Neoscopelus microchir Matsubara, 1943: 59, Fig. 13 (off Heta, Japan);
Maul, 1951: 57*; Nielsen, 1973: 170; Nafpaktitis, 1977: 9*.
D 12-13; A 10-12; P 16-17; V 8; GR (3-4)+(11-12). Depth 3.9-4.5, head
2.9-3.1 in SL. Eye 3.9-4.3 in head. LO 20-22.
Generally dark red on head and sides of body, silvery
white below; fins pink. At~ains 30 cm; sexually mature from
about 12 cm. Benthopelagic over slope regions in 250 - 700
m. One record off Natal (27°45'S, 32°44'E); both sides of
Atlantic and from western Pacific.
87.2 Neoscopelus microchir: 9 em SL.
322
Genus Scope/engys Alcock, 1890
Scales deciduous. Swimbladder absent. Photophores
absent. Two species; S. clarkei Butler & Ahlstrom, 1976
occurs in the central North Pacific.
87.3 Scopelengys tristis
Alcock, 1890
Scopelengys tnstls Alcock, 1890: 303 (11°12'47"N, 74°25'30"E);
Nielsen, 1973: 170; Nafpaktitis, 1977: 4*.
D 11-13; A 12-14; P 14-16; V 8; GR (1-2)+(7-9). Depth about 5, head
3.4-3.7 in SL. Eye 7.6-9.2 in head.
Generally uniform brown, with belly and mouth darker.
Attains 20 cm; sexually mature from about 15 cm. Oceanic,
bathypelagic, with adults deeper than 1 000 m, but juveniles
in 500 - 800 m. No evidence of vertical migration. One
record in our area (33°25'S, 27°54'E); also in all 3 major
oceans.
87.3 Scopelengys tristis: 16 em SL.
D 12-13; A 11-13; P 18-19; V 8; GR 2+(8-10). Depth 3.9- 4.4, head
2.7-3.0 in SL. Eye 4.5-5.0 in head. LO 12-14.
Generally dark red on sides of head and body, silvery
white below; fins pink. Attains 25 cm; sexually mature from
about 15 cm. Benthopelagic over slope regions in 300 - 800
m. Off Natal between 27° and 30 0 S. Both sides of Atlantic
and off Japan, Hawaii and in Great Australian Bight.
87.2 Neoscopelus microchir
Matsubara, 1943
Neoscopelus microchir Matsubara, 1943: 59, Fig. 13 (off Heta, Japan);
Maul, 1951: 57*; Nielsen, 1973: 170; Nafpaktitis, 1977: 9*.
D 12-13; A 10-12; P 16-17; V 8; GR (3-4)+(11-12). Depth 3.9-4.5, head
2.9-3.1 in SL. Eye 3.9-4.3 in head. LO 20-22.
Generally dark red on head and sides of body, silvery
white below; fins pink. At~ains 30 cm; sexually mature from
about 12 cm. Benthopelagic over slope regions in 250 - 700
m. One record off Natal (27°45'S, 32°44'E); both sides of
Atlantic and from western Pacific.
87.2 Neoscopelus microchir: 9 em SL.
322
Genus Scope/engys Alcock, 1890
Scales deciduous. Swimbladder absent. Photophores
absent. Two species; S. clarkei Butler & Ahlstrom, 1976
occurs in the central North Pacific.
87.3 Scopelengys tristis
Alcock, 1890
Scopelengys tnstls Alcock, 1890: 303 (11°12'47"N, 74°25'30"E);
Nielsen, 1973: 170; Nafpaktitis, 1977: 4*.
D 11-13; A 12-14; P 14-16; V 8; GR (1-2)+(7-9). Depth about 5, head
3.4-3.7 in SL. Eye 7.6-9.2 in head.
Generally uniform brown, with belly and mouth darker.
Attains 20 cm; sexually mature from about 15 cm. Oceanic,
bathypelagic, with adults deeper than 1 000 m, but juveniles
in 500 - 800 m. No evidence of vertical migration. One
record in our area (33°25'S, 27°54'E); also in all 3 major
oceans.
87.3 Scopelengys tristis: 16 em SL.