Fróðskaparrit - 01.01.1999, Blaðsíða 244

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ECHINODERMATA, ASTEROIDEAIN THE FAROE AREA
Reference to best description of the species:
Mortensen (1927: 104-105, Fig, 60); Clark and
Downey (1992: 332-333)
BioFar stations: 68 (2), 89 (2), 90 (1), 95 (1), 118 (1),
122 (1), 189 (1), 268 (2), 275 (1), 282 (1), 287 (1),
290 (1), 292 (1), 297 (1), 303 (1), 341 (1), 451 (1),
453 (1), 474 (1), 476 (1), 482 (1), 499 (1), 500 (1),
504 (1), 508 (3), 525 (1), 534 (2), 536 (1), 698 (5),
724 (1), 727 (1), 737 (1), 738 (2), 739 (2), 747 (1),
756(1)
Other records: Faroe-Shetland Channel (Sladen 1883,
Bell 1892); Faroe Bank and Húsagrynna
(Lieberkind 1929); Lousy Bank (Mortensen 1927)
Bathymetrical range within the area: 191 - 1,006 m
Substrate: mud, sand, gravel, stones
Temperature: -0.7° - +2.6°C (measured); estimated: -
0.65° - +8.5°C
Water mass: AW, AW/AI, AI, AI/NW, NW
World distribution: Circumboreal: In the West
Atlantic south to Cape Cod; in the East Atlantic
from the Faroes and Norway; in the Pacific south
to Washington and lapan.
World bathymetrical range: 10 - 1,100 m.
Pteraster obscurus (Perrier, 1891) (Map8)
Synonyms: Hexaster obscurus Perrier 1891; Pteraster
hexactis Verrill 1894
Reference to best.description of the species: Clark and
Downey (1992: 333-334, Pl. 79g, h)
BioFar stations: 172 (1), 268 (1), 749 (2), 750 (2)
Bathymetrical range within the area: 459 - 600 m
Substrate: mud, sand, gravel, stones
Temperature: 1.0°C (measured); estimated: 0° - 5.7°C
Water mass: AW/AI, AI, AI/NW
World distribution: Circumboreal: In the West At-
lantic south to Newfoundland; in the East Atlantic
south to Northem Norway; also recorded from the
Pacific.
World bathymetrical range: 19 m (Clark and Downey
1992) to 600 m (BioFar 1)
Remarks: This is the first record of the species in the
Faroes.
Pterasterpulvillus M. Sars, 1861 (Fig. 5)
Reference to best descriptions of the species:
Mortensen (1927: 103, Key); Clark and Downey
(1992: 334-335, Pl. 81d,e)
BioFar stations: 33 (1), 68 (1), 100 (1), 120 (1), 122
(1), 132 (1), 234 (1), 333 (1), 341 (1), 397 (1), 421
Fig. 5. Pteraster pulvillus (M. Sars), diameter up to 40
mm (M. Sars 1861).
Mynd 5. Pteraster pulvillus M. Sars, tvørmát upp í 40
mm (ÚrM. Sars 1861).
(7), 482 (1), 483 (2), 523 (1), 727 (1), 738 (1),
9018 (2)
Other records: Rockall Bank (Gage et al„ 1985);
south-west of the Hebrides (Harvey et al., 1988)
Bathymetrical range within the area: 210 - 749 m
Substrate: clay, sand, gravel, stones
Temperature: 0.9° - 2.6°C (measured); estimated: 1.0°
- 8.5°C
Water mass: AW, AW/AI, AI, AI/NW
World distribution: Circumboreal: In íhe West At-
lantic south to east of Cape Cod, c. 42°N; in the
East Atlantic along the coast of southem Norway,
the Faroes south to west of Galway in Ireland; also
in the Pacific and the Bering Sea.
World bathymetrical range: 36 - 3,700 m.
Remarks: This is the first record of the species in the
Faroes.
Family KORETHRASTERIDAE
Genus Korethraster Thomson, 1873
Korethraster hispidus W. Thomson, 1873
(Map 9)
Synonyms: Corethraster hispinus [íic] von Maren-
zeller 1877; Korethraster setosus Perrier 1882