Lamna is a genus of mackerel sharks in the family Lamnidae, containing two extant species: the porbeagle (L. nasus) of the North Atlantic and Southern Hemisphere, and the salmon shark (L. ditropis) of the North Pacific.

The porbeagle or porbeagle shark (Lamna nasus) is a species of mackerel shark in the family Lamnidae, distributed widely in the cold and temperate marine waters of the North Atlantic and Southern Hemisphere.

The Lamniformes (/ ˈ l æ m n ɪ f ɔːr m iː z /, from Greek lamna "fish of prey") are an order of sharks commonly known as mackerel sharks (which may also refer specifically to the family Lamnidae).

mackerel shark, (genus Lamna), either of two species of sharks in the genus Lamna. The genus includes the porbeagle, or Atlantic mackerel shark (L. nasus), and the salmon shark (L. ditropis).

Feb 5, 2025 · Lamna nasus. This shark closely resembles the white and salmon sharks, but it is easy to identify the white or light gray free rear tip of its dorsal fin. It has the classic mackerel shark appearance, from its conical snout to its crescent caudal (tail) fin, and the dark grey coloring over its body except for the pale underside.

The family Lamnidae consists of the White Shark (Carcharodon carcharias), two species of mako, the Longfin (Isurus paucus) and the Shortfin (I. oxyrinchus), and two species of mackerel shark, the Porbeagle (Lamna nasus) and the Salmon Shark (L. ditropis).

Facts about the Porbeagle shark - Lamna nasus from the Shark Research Institute (SRI). SRI conducts and sponsors rigorous, peer-reviewed field research about sharks and uses science-based information to educate and advocate for shark conservation policies and protections by the world’s governing bodies, including CITES.

The porbeagle Lamna nasus is a relatively large species and could be concidered dangerous as a result. The International Shark Attack File (ISAF) has only three probeagle attacks on record, however, these reports are not entirely reliable as porbeagles are …

The Lamnidae comprise the largest and most voracious of the sharks, represented by a number of species in the oceans of the present time. They are elongated fishes, the dorsal fin without spine; there is no nictitating membrane to the eye, and the gill openings are wide. The teeth are solid in the adult, and are 300 or more in number.

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