It is a tiny, cylindrical shark with a bulbous snout, large eyes, and luminous organs on the underside of its body. It gets its name from its size and the spine located in its dorsal fin in the first ray. [4], In June 2018 the New Zealand Department of Conservation classified the pygmy shark as "Not Threatened" with the qualifier "Secure Overseas" under the New Zealand Threat Classification System. Its teeth are located in the upper and lower jaw. 205), with 8 young per litter, size at birth between 6 and 10 cm (Ref. The upper teeth are narrow and small; the lower teeth and larger and knife-like. This shark has a slender, cigar-shaped body with a sizable conical snout, a long but low second dorsal fin, and an almost symmetrical caudal fin. Euprotomicrus bispinatus Length Up to 11 inches; smallest shark in Hawaiian waters Description Charcoal gray to black body; clear fin edges; luminescent ventrally Food Crustaceans, squid, bony fishes Habitat Vertical migrator, from surface to depths of over 1,300 ft and possibly much deeper Reproduction Aplacental vivipary; litter size to at least 8; size at maturity […] Average Size and Length: Growing no larger than 28 cm or 11 inches (maximum female), the Spined Pygmy shark is one of the smallest sharks alive. They feed on squid, bony fish and crustaceans, and follow their prey to depths of up to 6000 feet in the day and back to the surface waters at night. Habitat: The Pygmy Lanternshark is a marine bathypelagic species recorded from the continental slope at depths of 430 – 550 m off Australia and possibly at 120 – 200 m off Indonesia. HABITATThese sharks are epipelagic, mesopelagic, and perhaps bathypelagic in the mid-ocean. The shark has a tiny flag-like first dorsal fin which is a quarter of the length of their second dorsal fin. The smalleye pygmy shark Squaliolus aliae is the smallest species of the Dalatiidae and maybe the smallest of all currently described shark species, attaining its sexual maturity at approximately 15 cm TL and a maximum size of 22 cm TL (Compagno et al., 2004). Reaching 37 cm (15 in) in length, this diminutive shark is characterized by a slender, dark brown … Litter size is unknown, and size at birth is less than 10 cm TL. The pygmy sperm whale was first described by naturalist Henri Marie Ducrotay de Blainville in 1838. When the mouth is closed, the teeth interlock allowing it to take off large chunks of flesh from its prey. It is found in subtropical and warm temperate oceans worldwide, from the surface to depths of 1,800 metres. Each litter light-margined fins ( Ref 7 to 8 inches its underside, which also includes the and. 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