-
snout long (>/= mouth width), broad
nostril flaps high, triangularD1 high, origin near rear insertion of pectoralhigh crest between D1 & D2Carcharhinus altimus, Bignose Sharktop teeth: triangular (length > base width)pectoral long, straight -
C black margen, broader belowD1 origin over/behind pectoral rear tipCarcharhinus amblyrhynchos, Grey Reef Sharkpectoral long, narrow, curved
-
body slender
snout wide, blunt pointD1 origin ~over free inner tip of pectoral
Ds small~ no ridge between Ds
color plainCarcharhinus brachyurus, Copper Shark, Narrowtooth Shark, Bronze whaler Sharkpectoral: long, straight -
elongate
snout long, pointed
eyes largeD1 low, origin over ~center inner margin pectoralD2: small, orgin just behind A originCarcharhinus cerdale, Pacific smalltail Sharkpectoral smallA deeply notched at rear -
slender
uniform colorD1 small, orgin behind pectoralD2 < A, both low, free rear tips longCarcharhinus falciformis, Silky Sharkpectoral: long, narrow, curved -
slender
snout moderately long, broadly roundD1 medium height, origin over rear 1/2 pectoral inner margenlow ridge between DsCarcharhinus galapagensis, Galapagos Sharkpectoral curved
pelvics well behind D1 -
heavy body, thick head
snout very short, round
small eyeD1 broad, triangular, origin ~over pectoral rear insertionadult color uniforme; juvenile - edges fins darkCarcharhinus leucas, Bull Sharkpectoral large, angular -
body stout
snout long, pointed
small eyesD1: large, curved tip, origin ~ over rear pectoral insertionflank: white stripe
black tips: all fins except A & top tip C
A whiteCarcharhinus limbatus, Blacktip Shark -
broad white tips: D1, pectoral, lower tailD1 very large, roundedCarcharhinus longimanus, Oceanic whitetip Sharkpectoral very long, rounded
-
D1 & C bottom lobe: bright black tips + white inner boundary
upper C & other fins: black edgesCarcharhinus melanopterus, Blacktip reef Shark -
snout short, round
large eyesD1 curved, origin ~over pectoral free rear tipCarcharhinus obscurus, Dusky Sharkpectoral: large, curved
pelvic origin near D1 -
slender body
snout: long, narrow, conical, tip - black & white spot
eye largeNasolamia velox, Whitenose Sharknostrils: large, transverse, very close -
stocky; snout short, wide, round
yellow-brown2 large DsNegaprion fronto, Pacific Lemon Sharkteeth narrow, smooth -
elongate
snout long, narrowD1 nearer pelvic than pectoralbluePrionace glauca, Blue Sharkpectoral very long, narrow, curved -
snout long, pointed
eye largeC rear edge blackDs small, D1 origin ~over pectoral rear tip
D2 origin over rear 1/3 A baseRhizoprionodon longurio, Pacific sharpnose Sharklong crests before A
pectoral small, triangular -
slender
snout short, bluntwhite tips: D1, tail top, sometimes D2 and lower CD2 & A large
D1 far behind pectoralsTriaenodon obesus, Whitetip reef Sharknostrils - tubular flaps