A cartilaginous marine fish species belonging to the Chimaeriformes order, characterized by its unique prehistoric appearance and evolutionary significance as a primitive holocephalian.
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Ecology & Habitat
Habitat
Temperate and cold marine environments, typically found in the Northeast Atlantic Ocean, Mediterranean Sea, from Iceland to Senegal, at depths between 100-1,000 meters
Ecological Role
Key predator in deep marine ecosystems, contributing to marine food web dynamics and representing an important evolutionary lineage of ancient marine vertebrates
Morphology
SKIN COATSmooth, scaleless skin with grey to brownish coloration, covered in dermal denticles providing hydrodynamic protection
LIMBS WINGSPowerful pectoral fins with broad base, single dorsal fin with venomous spine, pelvic fins modified for male clasping during reproduction
HEAD SENSORYProminent electrosensory rostral organs, advanced lateral line system for detecting underwater prey and navigation
BODY STRUCTUREElongated cartilaginous body, approximately 1-1.5 meters in total length, weight ranges 5-10 kg, with a distinctive rat-like tail and large head
Data Source: TaxonHub Database
Image Credit: Mandy Lindeberg, NOAA/NMFS/AKFSC/Auke Bay Lab
