Gadidae thru Fundulidae 1 Family Gadidae Cods Commercially important species: oAtlantic Cod (Gadus...
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Transcript of Gadidae thru Fundulidae 1 Family Gadidae Cods Commercially important species: oAtlantic Cod (Gadus...
Gadidae thru Fundulidae1
Family Gadidae
Cods Commercially
important species:o Atlantic Cod (Gadus
morhua)o Pollock (Pollachius
virens)o Haddock
(Melanogrammus aeglefinus)
Melanogrammus aeglefinus
Gadidae thru Fundulidae2
Family Gadidae
Local specieso Southern Hake
(Urophycis floridana)
o Spotted Hake (Urophycis regia)
Urophycis floridana
Gadidae thru Fundulidae3
Gadidae Characteristics
Bottom oriented marine fishes that play an integral ecological role in their communities
Long dorsal and anal finso Cods have 3 sections of the dorsal fin and 2
sections of the anal fino Hakes have 2 sections of the dorsal fin and 1
section of the anal fin
Gadidae thru Fundulidae5
Atlantic Cod
Important because of size and ease of capture
The fishery has collapsed on both the Grand and Georges Bank
Gadus morhua
Gadidae thru Fundulidae6
Family Ophidiidae
Cusk-Eelso Local Species: Blotched Cusk-Eel (Ophidion grayi)
Gadidae thru Fundulidae7
Ophidiidae Characteristics
Dorsal and anal fins are continuous, with modified pelvic fins as barbels on the jaw
Range in habitats from tide pools to the deepest parts of the world’s oceans
Gadidae thru Fundulidae8
Pearlfishes
Related family: Pearlfishes (Carapidae)o Closely associated with several marine
invertebrates.o Relationships range from commensal -
parasitic
Gadidae thru Fundulidae9
Pearlfishes
Gadidae thru Fundulidae10
Family Exocoetidae
Flyingfishes o Margined Flyingfish
(Cypselurus cyanopterus)
Halfbeakso Ballyhoo (Hemiramphus
brasiliensis)o Halfbeak
(Hyporhamphus unifasciatus)
Cypselurus cyanopterus
Gadidae thru Fundulidae11
Exocoetidae Characteristics
Single dorsal and anal fins located close to the caudal fin
Well-developed lateral line located near the ventral surface
Coastal and oceanic, tropical and subtropical waters
Gadidae thru Fundulidae12
Exocoetidae Larvae
Fahay
Gadidae thru Fundulidae13
Flyingfishes
Long pectoral fin used for gliding after they jump from the watero Lower lobe on caudal fin increases glide
distance by sculling in the water
Gadidae thru Fundulidae14
Halfbeaks
Elongated lower jawo Used as funnel
for directing plankton into the mouth
Popular bait fish for sportsmen
Ballyhoo
Gadidae thru Fundulidae15
Family Belonidae
Needlefishes Species:
o Houndfish (Tylosurus crocodilus)
o Atlantic Needlefish (Strongylura marina)
Strongylura marina
Gadidae thru Fundulidae16
Belonidae Characteristics
Prey on small fish with long jaws and well-developed teeth Fast pelagic spp; have a habit of skipping on the surface Houndfish is the largest: 5ft. And 10 lbs.
Gadidae thru Fundulidae17
Family Fundulidae
Killifishes Common species:
o Mummichog (Fundulus heteroclitus)
o Striped Killifish (Fundulus majalis)
Fundulus heteroclitus (male)
Gadidae thru Fundulidae18
Fundulidae Characteristics
Found in waters that experience extreme changes in physical parameterso Schooling fish; occur in bays and estuaries o Usually small < 15 cm., omnivores
Most species are sexually dimorphico Mummichogo Striped Killifish