Shortspine spurdog
📖 Overview
Found on the continental and insular shelves and upper slopes . Perhaps ranging from 4-740 m . Feeds on bony fishes including hake, snoek, conger eels and lantern fishes , cephalopods, and crustaceans . Ovoviviparous , with about 4 to 9 pups in a litter .
🔬 Taxonomy
🐟 Physical Description
Dorsal spines (total): 2; Anal spines: 0. A large dogfish with a long, angular snout and a small mouth slightly more than half the snout length; body without spots; 1st dorsal fin spine over pectoral fins . Pearl-grey above, white below; fins with white edges, sides rarely with white spots .: elongated.
🌀 Behaviour
Behavioural data for Shortspine spurdog is currently being reviewed.
🦐 Diet
🥚 Reproduction
Ovoviviparous. Probably has 4 to 9 young per litter, most births in autumn, off the east coast of South Africa. There might be a gestation period of up to two years, and sexual segregation of females in the southern part of its range. Size at birth about 22 to 26 cm.
🌍 Habitat & Distribution
Marine; benthopelagic; depth range 29 - 600 m , usually 48 - 533 m . Deep-water; 8°C - 17°C ; 45°N - 55°S, 97°W - 164°W West Pacific: Seamounts in the North Pacific, Japan, Korea, China (and presumably Taiwan and Viet Nam); Southwest Pacific: possibly in New Zealand; Southeast Pacific: Desventuradas Is.
🌿 Ecology
bony fishes including hake, snoek, conger eels and lantern fishes (Ref
📐 Morphometrics
🌡️ Water Parameters & Tolerance
🛡️ Conservation Assessment
📊 Population Risk & Fisheries
🔍 Similar Species
🗺️ Global Occurrence Map
Occurrence records from the Global Biodiversity Information Facility (GBIF) - 3 records indexed .
👥 Community & Contribute
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