Fish Species Flashcards
Myxine gluctinosa - Atlantic Hagfish
Family: Myxinidae - hagfishes Physical Description - Long serpentine shape -round mouth horn-like teeth -brown, reddish or purplish-brown or grey - barbels around mouth and nostrils
Petromyzon marinus - sea lamprey
Family: Petromyzontidae - lampreys
Physical Description
- smooth, scaleless, long cylindrical body
- visible eye spot on each side of head
- oval mouth with numerous rows of teeth
-greenish brown, and brownish grey color
Hydrolagus colliei - spotted ratfish
Family: Chimaeridae - chimaeras or ratfishes
Physical Description
- brow-gray iridescent coloring, spotted with white
- short, rabbit-like face
- large triangular pectoral fins and a short dorsal fin with venomous spine
Squalus acanthias - spiny dogfish
Family Squalidae - dogfish sharks
Physical Description
- long, slender with pointed snout
- large eyes and spines in front of its dorsal fins
- brownish slate color with rows of white spots down its upper body that fade w age
Ginglymostoma cirratum - nurse shark
Family Ginglymostomatidae - nurse sharks and whale sharks
Physical Description
- yellow to grayish-brown color
- dorsal and second dorsal finds rounded
- nasoral grooves and large barbels around mouth
Carcharia taurus - sand tiger
Family Odontaspididae - sand tigers
Physical Description
- dorsal side is grey underside dirty white
- stout-bodied w mettalic brown colored spots on side
- anal fin and dorsal fins are same size
- teeth visible when mouth closed
Scyliorhinus retifer - chain dogfish
Family Scliorhinidae - cat sharks
Physical Description
- slender body somewhat wedge shaped
- blunt snout and slender tail
- smooth skin tannish brown with hint of yellow
- brownish-black chainlike markings on body and dorsal fins
Mustelus canis - smooth dogfish
Family Triakidae - Hound sharks
Physical Description
- small slender body with elongated cat-like eyes
- triangular fins and asymmetrical notched caudal fin
- flat grinding teeth
Carcharhimus plumbeus - sandbar shark
Family Carcharhinidae - raquiem sharks Physical Description - stout shark moderately long rounded snout - high, triangular sawedged upper teeth - interdorsal ridge - 1st dorsal fin very large and erect - grey-brown or bronzy with no markings
Rhizoprionodon terraenovae - Atlantic sharpnose shark
Family Carcharhinidae - raquiem sharks
Physical Description
- small, grey, streamlined with long pointed snout
- posterior margin of anal fin straight
- second dorsal fin origin well behind anal fin origin
Sphyrna lewini - scalloped hammerhead
Family Sphyrnidae - hammerhead sharks
Physical description
- small prominent notch in center of the hammer head
-side “wings” of head relatively narrow and swept backwards
-countershading coloring
Sphyrna tiburo - bonnethead
Family Sphyrnidae - hammerhead sharks Physical Description - shovel or bonnet-shaped head - head flattened - first dorsal head high - some are dark brown while others gray or greenish gray
Narcine bancroftii - lesser electric ray
Family Narcinidae - electric rays
Physical Description
- circular pectoral disc with stout tail
- two small dorsal fins and triangular caudal fin
- dark brown to reddish with irregular rings on top
Rhinobatos lentiginosus - Atlantic guitarfish
Family Rhinobatidae - guitarfishes Physical Description - elongate, heart sharped disc terminating in wedge- shaped snout -ashy gray to olive brown - upper surface thickly freckled
Raja eglanteria - clearnose skate
Family Rajidae - skates
Physical Description
- darker spots and bars on dorsal area
- translucent area on each side of mid-dorsal ridge on snout
- row of thorns along midrige of the back
Dasyatis sabina - Atlantic stingray
Family Dasyatidae - whiptail stingrays
Physical Description
- brown to yellowish brown on top
- oval shaped with long pointed snouts
Gymnura micrurua - smooth butterfly ray
Family Gymnuridae - butterfly rays Physical Description - broad, diamond shaped - very short tail, snout protruding - upper surface gray, brown, light green or purple with round spots
Myliobatis freminvillei - bullnose ray
Family Myliobatidae - eagle rays
Physical Description
- long sharply pointed wings and projecting snout
- tail very long
- greyish, reddish chocolate or dusky brown above
Rhinoptera bonasus - cownose ray
Family Rhinopteridae - cownose rays Physical Description - dark brown to golden brown - stout body and triangular wings - distinct lobes on the front edge
Acipenser oxyrinchus - Atlantic sturgeon
Family Acipenseridae - sturgeons Physical Description - elongate fish, pentagonal in cross section and shark-like fins - double row of pre anal shield - head and back blueish black - snout long, sharply v-shaped
Acipenser brevirostrum - shortnose sturgeon
Family Acipenseridae - sturgeons Physical Description - snout short, bluntly V-shaped not upturned at tip - barbels short - single row of pre anal shields
Polyodon spathula - paddlefish
Family Polyodontidae - paddlefishes
Physical Description
- snout long, canoe-paddle-shaped
- gill cover with large, fleshy, pointed flap
Lepisoteus osseus - longnose gar
Family Lepisosteidae - gars Physical Description - long narrow snout - olivaceous brown above and white below - dark spots on median fins and on body
Amia calva - bowfin
Family Amiidae - bowfins Physical Description - large gular plate located on ventral side of head - very long dorsal fin - laterally compressed