Rajella ravidula (Smoothback skate)
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Rajella ravidula (Smoothback skate) [Illustration
by Ann Hecht ©]
A long-nosed grey skate with small eyes, a
thick disk, tail about as long as body, conspicuous moderate-sized
light thorns in two prominent rows from shoulders to 1st dorsal fin,
middorsal thorns absent or very few, thorns absent from snout.
Colour medium grey to purplish-brown above, white below but dusky on
disk margins, around vent, and on underside of tail.
To 63 cm
TL and 36 cm DW.
West coast, Lu"deritz to Cape Town,
elsewhere off tropical West Africa.
Upper slope on the
bottom at 496 to 1016 m.
Virtually unknown. Moderately
common off central Namibia.