The Elasmobranchs Order Lamniformes Order Orectolobiformes

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Presentation transcript:

The Elasmobranchs Order Lamniformes Order Orectolobiformes Order Carcharhiniformes Order Squaliformes Order Rajiformes Order Pristiformes Order Torpediniformes Order Myliobatiformes Spiny Dogfish Skate Lamniformes

Order Lamniformes Mackerel Sharks Sandtiger shark Basking, Megamouth Mako, Great White Thresher Sharks Lamniformes

Sand Tigers Spotted Raggedtooth Grey Nurse Shark Odoutaspis taurus Lamniformes

Sand Tigers Cannibal viviparous Neutral Buoyancy Complex behavior 2 young 9-12 month gestation Neutral Buoyancy Gulps air & fills stomach Complex behavior Vulnerable Lamniformes

Basking Shark Elongate gill rakers for straining food May reach 14 m (49 ft) Lamniformes

Cetorhinus maximus

Megamouth Megachasma pelagios Discovered in 1976 Inhabits deepwater Large mouth filter feeds Mouth is lined with photophores to attract prey Lamniformes

Mako Possibly the fastest shark in the world Lamniformes

Great White Shark Efficient predator Highly migratory “warm-blooded” Annually b/t Mexico & Hawaii Dark blotch Lamniformes

Lamniformes

Thresher Shark Lamniformes

Order Orectolobiformes Nurse Shark Possess long tactile and chemosensory barbels Shallow water, benthic dweller Suction, crushing feeder Lamniformes

Whale Shark Largest fish Plankton feeder 300 pups! 19 m (60 ft) Lamniformes

Lamniformes

Order Carcharhiniformes Ground Sharks Requiem Sharks Bull, Whitetip, Reef, Tiger, and Blue Hammerhead Lamniformes

Hammerhead Shark Head Function Increase peripheral vision Increase surface area for ampullae Cephalofoil = lift Scalloped Hammerhead Lamniformes