SERPENT Image & Video Database
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Legskate
A legskate near the BOP at Mzia-2. In leg skates the 'leg' is the modified pelvic fin, which is divided into 2 distinct lobes in this family (Anacanthobatidae).
This is likely a Sinobatis or Anacanthobatis species accoring to elongated pointed snout, very slender tail and elongated low caudal fin. Anacanthobatis ori, a small species, is a likely species identification based on the plain brown colour, nasal curtains not overlapping the mouth corners, depth and known distribution (Mozambique). Although known from further south this observation from Tanzania is a new locality record
Mastigoteuthid squid
The animal appears to hang motionless in the water columnThis appears to be Echinoteuthis glaukopis
see http://tolweb.org/Echinoteuthis_glaukopis/52637
The species is only known from the holotype
Pelagic Amphipod
SwimmingThis is a mesopelagic amphipod from the genus Cystisoma.
Based on the elongate first antennae, this beast must be Cystisoma latipes (Stephensen, 1918) or C. gershwinae Zeidler, 2003.
The wedge-shaped head in lateral profile indicates the former. C. latipes is not widely reported but appears to be pan-oceanic in lower latitudes and has been recorded from the western Indian Ocean.
It is almost transparent, the only pigment is the eye.
These are large amphipods: this specimen is probably about 50 mm in length
Pennatula phosphorea
A seapen on the seabed at Morvin. Background density: 0.39 per 100m2 over 17 video transects
Warsaw Grouper - Epinephelus nigritus
This big Serranid is a Warsaw Grouper. Distinctive characters are the enlarged second dorsal fin spine, rounded caudal fin margin, and subdued speckled gray color pattern. This species gets quite large and is protected in the U.S
Ophidioid fish
Apparently attracted to bait deployed at the seabedAn ophidioid fish - Bassozetus sp
Barnacle
Deep-water scalpelliform with reduced armament. Notable that the cirri are black – in other deep forms they have no pigmentation.
the inverted V shape of the tergum (the top plate on the head) indicates that the species could be either Alcockianum alcockianum or Alcockianum persona.
Alcockianum alcockianum has an Indo-west Pacific distribution, whereas A. persona has an Indo-Malayan distribution, although for the reasons indicated above, it would not be surprising to find this species in western areas of the Indian Ocean. The recorded depth range of A. persona is 109-915 m and that of A. alcockianum 945-1950 m, but again an extension to 2,500 m for either species would not be surprising
Holothurian
Probably Mesothuria.
Three possible deep species described in deep Indian Ocean – Mesothuria oktaknemoides (2253m off India), Mesothuria multipes (Sri Lanka, Laccadives and Pacific Ocean 724-4066m) and M. rugosa (448-1463 Sumatra and off Zanzibar)