Ground Sharks

Blue Shark (Prionace glauca) Most wide ranging species of shark. Depleted due to commercial fishing.
Blue Shark (Prionace glauca) Most wide ranging species of shark. Depleted due to commercial fishing. killer hunter dangerous fins graceful long vertical Ground Sharks |Blue Shark (Prionace glauca)

Tiger Shark (Galeocerdo cuvier) swimming over sea bed with Slender Suckerfish (Echeneis naucrates)
Tiger Shark (Galeocerdo cuvier) swimming over sea bed with Slender Suckerfish (Echeneis naucrates) single one alone lonely isolated individual danger dangerous killer kill predator predater maneater hunt hunter carnivour carnivor carnivore threat threaten catch catching hunt hunting hunter gather gathering forage foraging eat eating eater caught stalking stalker stalk predator shark sharks elasmobranch elasmobranchs chondricthyan chondricthyans selachii carcharhiniformes carcharhinidae requiem line lines lined stripe stripes striped patterns pattern band bands banded Ground Sharks |Tiger Shark (Galeocerdo cuvier)

Blue Shark (Prionace glauca) Most wide ranging species of shark. Depleted due to commercial fishing.
Blue Shark (Prionace glauca) Most wide ranging species of shark. Depleted due to commercial fishing. fins dangerous single one alone maneater killer profile attacking attacker eye look looking mouth surface Ground Sharks |Blue Shark (Prionace glauca)

Tiger Shark (Galeocerdo cuvier) swimming over sandy sea bed.
Tiger Shark (Galeocerdo cuvier) swimming over sandy sea bed. carcharhiniformes carcharhinidae requiem single one alone lonely isolated individual line lines lined stripe stripes striped patterns pattern band bands banded danger dangerous killer kill predator predater maneater hunt hunter carnivour carnivor carnivore threat threaten catch catching hunt hunting hunter gather gathering forage foraging eat eating eater caught stalking stalker stalk predator curious curiousity curios curiosity look looking inspect inspecting gaze gazing inquisitive inquiring enquiring interested questioning nosy prying happy smile smiling smiler grin grimace curious curiousity curios curiosity look looking inspect inspecting gaze gazing inquisitive inquiring enquiring interested questioning nosy prying shark sharks elasmobranch elasmobranchs chondricthyan chondricthyans selachii sand swim swimming Ground Sharks |Tiger Shark (Galeocerdo cuvier)

Blue Shark (Prionace glauca) Most wide ranging species of shark. Depleted due to commercial fishing.
Blue Shark (Prionace glauca) Most wide ranging species of shark. Depleted due to commercial fishing. fins dangerous single one alone maneater killer profile attacking attacker eye look looking mouth surface Ground Sharks |Blue Shark (Prionace glauca)

Tiger Shark (Galeocerdo cuvier) killing and eating White-spotted Guitarfish (Rhynchobatus djiddensis).
Tiger Shark (Galeocerdo cuvier) killing and eating White-spotted Guitarfish (Rhynchobatus djiddensis). Carcharhinidae (Requiem sharks) Carcharhiniformes (ground sharks) single one alone lonely isolated individual two pair couple together duo paired partner partners twin partnership shark sharks elasmobranch elasmobranchs chondricthyan chondricthyans selachii carcharhiniformes carcharhiniforme carcharhinidae groundshark groundsharks ground whaler whalers whalershark whaler-shark ground-shark ground-sharks requiem requiemshark requiemsharks ray rays elasmobranch elasmobranchs chondricthyan chondricthyans flat flatten flattened cartilage cartilagenous batoidae rhynchobatidae rhynchobatiforme rhynchobatiformes rhynchobatiform sharkfin guitarfish line lines lined stripe stripes striped patterns pattern band bands banded catch catching collect collecting caught capture capturing hunt hunting hunter gather gathering forage foraging fish catch catching hunt hunting hunter gather gathering forage foraging eat eating eater caught stalking stalker stalk predator danger dangerous killer kill predator predater maneater hunt hunter carnivour carnivor carnivore threat threaten eat eating eater feed feeding feeder consume consuming devour devouring attack attacking attacked hurt hurting injure injur injury injurie pain painful wound wounded wounding cut cutting slice slicing puncture punctured puncturing fight fighting wrestle wrestling argue argument contest contesting contestants bite biting bitten eat eating eater feed feeding feeder consume consuming devour devouring fight fighting wrestle wrestling argue argument contest contesting contestants bite biting bitten |Tiger Shark (Galeocerdo cuvier)

Tiger Shark (Galeocerdo cuvier) with Sandbar Sharks (Charcharhinus plumbeus) in open water.
mass many group together same identical similar line lines lined stripe stripes striped patterns pattern band bands banded shark sharks elasmobranch elasmobranchs chondricthyan chondricthyans selachii carcharhiniformes carcharhiniforme carcharhinidae groundshark groundsharks ground whaler whalers whalershark whaler-shark ground-shark ground-sharks requiem requiemshark requiemsharks catch catching hunt hunting hunter gather gathering forage foraging stalking stalker stalk predator danger dangerous killer kill predator predater maneater hunt hunter carnivour carnivor carnivore threat threaten |Tiger Shark (Galeocerdo cuvier)

Blue Shark (Prionace glauca) Under fishing boat. Most wide ranging species of shark. Depleted due to commercial fishing.
Blue Shark (Prionace glauca) Under fishing boat. Most wide ranging species of shark. Depleted due to commercial fishing. fins dangerous single one alone maneater killer profile attacking attacker eye look looking mouth surface Ground Sharks |Blue Shark (Prionace glauca)

Tiger Shark (Galeocerdo cuvier) with Bull Shark (Carcharhinus leucas) swimming over sea bed with diver. The top two most dangerous sharks in tropical reef waters.
Tiger Shark (Galeocerdo cuvier) with Bull Shark (Carcharhinus leucas) swimming over sea bed with diver. The top two most dangerous sharks in tropical reef waters. Carcharhinidae (Requiem sharks) Carcharhiniformes (ground sharks) shark sharks elasmobranch elasmobranchs chondricthyan chondricthyans selachii carcharhiniformes carcharhiniforme carcharhinidae groundshark groundsharks ground whaler whalers whalershark whaler-shark ground-shark ground-sharks requiem requiemshark requiemsharks two pair couple together duo paired partner partners twin partnership dive diver diving adventure tourist ecotourism eco tourism tourism adventurous discover discovery discovering tourist tourists tourism eco tourism eco-tourism ecotourism ecotourist eco-tourist eco tourist ecotourists eco-tourists holiday holidays vacation adventure discovery adventuring discover catch catching hunt hunting hunter gather gathering forage foraging eat eating eater caught stalking stalker stalk predator menace menacing menaced danger dangerous killer kill predator predater maneater hunt hunter carnivour carnivor carnivore threat threaten sand sandy sandflat seabed sea bed sea-bed seafloor sea-floor floor |Tiger Shark (Galeocerdo cuvier)

Blue Shark (Prionace glauca) Detail of teeth in upper jaw.
Blue Shark (Prionace glauca) Detail of teeth in upper jaw. dangerous maneater killer attacking attacker tooth sharp serrated jagged sliced slicing vertical Ground Sharks |Blue Shark (Prionace glauca)

Tiger Shark (Galeocerdo cuvier) swimming over sandy sea bed.
Tiger Shark (Galeocerdo cuvier) swimming over sandy sea bed. Carcharhinidae (Requiem sharks) Carcharhiniformes (ground sharks) single one alone lonely isolated individual sand sandy sandflat seabed sea bed sea-bed seafloor sea-floor floor ripples line lines lined stripe stripes striped patterns pattern band bands banded shark sharks elasmobranch elasmobranchs chondricthyan chondricthyans selachii carcharhiniformes carcharhiniforme carcharhinidae groundshark groundsharks ground whaler whalers whalershark whaler-shark ground-shark ground-sharks requiem requiemshark requiemsharks catch catching hunt hunting hunter gather gathering forage foraging eat eating eater caught stalking stalker stalk predator menace menacing menaced danger dangerous killer kill predator predater maneater hunt hunter carnivour carnivor carnivore threat threaten threatened menace menacing menaced |Tiger Shark (Galeocerdo cuvier)

Blue Shark (Prionace glauca) Detail of teeth in upper jaw.
Blue Shark (Prionace glauca) Detail of teeth in upper jaw. dangerous maneater killer attacking attacker tooth sharp serrated jagged sliced slicing Ground Sharks |Blue Shark (Prionace glauca)

Tiger Shark (Galeocerdo cuvier) portrait.
Tiger Shark (Galeocerdo cuvier) portrait. Carcharhinidae (Requiem sharks) Carcharhiniformes (ground sharks) single one alone lonely isolated individual shark sharks elasmobranch elasmobranchs chondricthyan chondricthyans selachii carcharhiniformes carcharhiniforme carcharhinidae groundshark groundsharks ground whaler whalers whalershark whaler-shark ground-shark ground-sharks requiem requiemshark requiemsharks catch catching hunt hunting hunter gather gathering forage foraging eat eating eater caught stalking stalker stalk predator menace menacing menaced danger dangerous killer kill predator predater maneater hunt hunter carnivour carnivor carnivore threat threaten threatened menace menacing menaced curious curiousity curios curiosity look looking inspect inspecting gaze gazing inquisitive inquiring enquiring interested questioning nosy prying teeth tooth dental fang fangs mouth jaw jaws sharp point pointed canine canines bite biter bit happy smile smiling smiler grin grimace attack attacking attacker attacked aggressive aggression aggressor fight fighter fighting |Tiger Shark (Galeocerdo cuvier)

Blue Shark (Prionace glauca) Most wide ranging species of shark. Depleted due to commercial fishing.
Blue Shark (Prionace glauca) With diver. fins dangerous single one alone maneater killer approaching attacking attacker camera photographer photography eco tourism tourist Ground Sharks |Blue Shark (Prionace glauca)

Tiger Shark (Galeocerdo cuvier) portrait.
Tiger Shark (Galeocerdo cuvier) portrait. Carcharhinidae (Requiem sharks) Carcharhiniformes (ground sharks) single one alone lonely isolated individual shark sharks elasmobranch elasmobranchs chondricthyan chondricthyans selachii carcharhiniformes carcharhiniforme carcharhinidae groundshark groundsharks ground whaler whalers whalershark whaler-shark ground-shark ground-sharks requiem requiemshark requiemsharks catch catching hunt hunting hunter gather gathering forage foraging eat eating eater caught stalking stalker stalk predator menace menacing menaced danger dangerous killer kill predator predater maneater hunt hunter carnivour carnivor carnivore threat threaten threatened menace menacing menaced curious curiousity curios curiosity look looking inspect inspecting gaze gazing inquisitive inquiring enquiring interested questioning nosy prying teeth tooth dental fang fangs mouth jaw jaws sharp point pointed canine canines bite biter bit happy smile smiling smiler grin grimace attack attacking attacker attacked aggressive aggression aggressor fight fighter fighting |Tiger Shark (Galeocerdo cuvier)

Scalloped Hammerhead Shark (Sphyrna lewini)
Scalloped Hammerhead Shark (Sphyrna lewini) Sphyrnidae (Hammerhead, bonnethead, or scoophead sharks) Carcharhiniformes (ground sharks) single one alone lonely isolated individual shark sharks elasmobranch elasmobranchs chondricthyan chondricthyans selachii carcharhiniformes carcharhiniforme carcharhinidae groundshark groundsharks ground whaler whalers whalershark whaler-shark ground-shark ground-sharks requiem requiemshark requiemsharks curious curiousity curios curiosity look looking inspect inspecting gaze gazing inquisitive inquiring enquiring interested questioning nosy prying |Scalloped Hammerhead Shark (Sphyrna lewini)

Tiger Shark (Galeocerdo cuvier) showing nictitating eyelid covering eye, a reflex action when close to prey or predator, to protect the eyeball.
Tiger Shark (Galeocerdo cuvier) showing nictitating eyelid covering eye, a reflex action when close to prey or predator, to protect the eyeball. Carcharhinidae (Requiem sharks) Carcharhiniformes (ground sharks) single one alone lonely isolated individual shark sharks elasmobranch elasmobranchs chondricthyan chondricthyans selachii carcharhiniformes carcharhiniforme carcharhinidae groundshark groundsharks ground whaler whalers whalershark whaler-shark ground-shark ground-sharks requiem requiemshark requiemsharks protect protective protecting care caring secure security securing defence defend defencive defensive defense defending sheild shield guard shielding guarding guardian secure securing secured |Tiger Shark (Galeocerdo cuvier)

Scalloped Hammerhead Sharks (Sphyrna lewini)
Scalloped Hammerhead Shark (Sphyrna lewini) Sphyrnidae (Hammerhead, bonnethead, or scoophead sharks) Carcharhiniformes (ground sharks) two pair couple together duo paired partner partners twin partnership shark sharks elasmobranch elasmobranchs chondricthyan chondricthyans selachii carcharhiniformes carcharhiniforme carcharhinidae groundshark groundsharks ground whaler whalers whalershark whaler-shark ground-shark ground-sharks requiem requiemshark requiemsharks turn turns turning turned twist twisting move moving movement moved avoid avoiding defer deferring deferred deep reef edge |Scalloped Hammerhead Sharks (Sphyrna lewini)

Tiger Shark (Galeocerdo cuvier) and diver.
Tiger Shark (Galeocerdo cuvier) and diver. Carcharhinidae (Requiem sharks) Carcharhiniformes (ground sharks) single one alone lonely isolated individual shark sharks elasmobranch elasmobranchs chondricthyan chondricthyans selachii carcharhiniformes carcharhiniforme carcharhinidae groundshark groundsharks ground whaler whalers whalershark whaler-shark ground-shark ground-sharks requiem requiemshark requiemsharks dive diver diving scuba scubadiver scuba-diver adventure tourist ecotourism eco tourism tourism adventurous discover discovery discovering tourist tourists tourism eco tourism eco-tourism ecotourism ecotourist eco-tourist eco tourist ecotourists eco-tourists holiday holidays vacation adventure discovery adventuring discover curious curiousity curios curiosity look looking inspect inspecting gaze gazing inquisitive inquiring enquiring interested questioning nosy prying catch catching hunt hunting hunter gather gathering forage foraging eat eating eater caught stalking stalker stalk predator menace menacing menaced danger dangerous killer kill predator predater maneater hunt hunter carnivour carnivor carnivore threat threaten threatened menace menacing menaced |Tiger Shark (Galeocerdo cuvier)

Great Hammerhead (Sphyrna mokarran)
Great Hammerhead Shark (Sphyrna mokarran) fins dangerous single one alone portrait ugly unusual weird strange bizarre killer maneater dangerous Ground Sharks |Great Hammerhead (Sphyrna mokarran)