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Florida Keys Fish ID Marine Science Period 5 2014 Cer0 mackerel Gulf flounder.

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Presentation on theme: "Florida Keys Fish ID Marine Science Period 5 2014 Cer0 mackerel Gulf flounder."— Presentation transcript:

1 Florida Keys Fish ID Marine Science Period 5 2014 Cer0 mackerel Gulf flounder

2 Ocean Sunfish – Family Molidae Mola mola

3 Family: Serranidae - Groupers Lateral line complete and continuous, not reaching onto caudal fin Operculum bearing 3 spines Caudal fin usually rounded, truncate, or lunate; rarely forked Most are protogynous hermaphrodites, Bottom-dwelling predators that feed on crustaceans and fishes Etymology: Latin, serranus = derived from saw, fish saw

4 Red Grouper Epinephelus morio

5 Goliath Grouper Epinephelus itajara

6 Mycteroperca venenosa Yellowfin Grouper

7 Family: Lutjanidae- Snappers Dorsal fin continuous or slightly notched Pelvic fins originating just behind pectoral base Mouth terminal, Jaws bearing enlarged canine teeth Most species are predators of crustaceans and fishes, several are planktivores Etymology: Malay, ikan lutjan, name of a fish

8 Mutton Snapper Lutjanus analis

9 Queen Snapper Etelis oculatus

10 Family Istiophoridae - Billfishes Premaxilla and nasal bones produced, forming a spear-like bill or rostrum with a rounded cross-section. Bill used for stunning prey fish. Jaw teeth present. Two keels on each side of caudal peduncle in adults. Dorsal fin extending over much of body length; sometimes resembling a sail. Dorsal fin can be depressed into a groove. Lateral line persists in life.

11 Blue Marlin Photograph by Tony Arruza/Corbis Makaira nigricans

12 Family Coryphaenidae - Dolphinfishes Slender fishes with compressed head and body. The single dorsal fin originates on the head and extends over nearly the full length of the body. No spines; Deeply forked caudal fin. Forehead steep and high in adult males. Live specimens with exceedingly beautiful colors.

13 Dolphin Coryphaena hippurus

14 Scombridae - Mackerels Body elongate and fusiform, moderately compressed in some genera. Snout pointedmouth large; teeth in jaws strong, moderate, or weak; no true canines; palate and tongue may bear teeth. The 2 dorsal fins separate and depressible into grooves with 5-12 finlets behind second dorsal and anal fins; Pectoral fins high on body. Lateral line simple.

15 Cero Mackerel Scomberomorus regalis

16 Family: Carangidae - Jacks Body generally compressed though some are fusiform Scales along lateral line often modified into spiny scutes Large juveniles and adults with 2 dorsal fins Anterior dorsal fin with 3-9 spines; the second having 1 spine and usually 18-37 soft rays Widely forked caudal fin Caudal peduncle slender Fast swimming predators of the waters above the reef and in the open sea Some root in sand for invertebrates and fishes Etymology: French, carangue = name of fish given in Caribe

17 Florida Pompano Trachinotus carolinus

18 Family: Labridae – Wrasses Most jaw teeth with gaps between them; teeth usually jutting outward Lateral line interrupted or continuous. Most species are sand burrowers; carnivores on benthic invertebrates; also planktivores, and some small species remove parasites from larger fishes Most species change color and sex with growth, from an initial phase of both males and females, the latter able to change sex into an often brilliantly colored terminal male phase Etymology: Latin, labrum = lip or edge

19 Hogfish Lachnolaimus maximus

20 Megalopidae – Tarpon Family Fusiform, compressed body. Mouth terminal, oblique or superior, lower jaw prominent, Single dorsal fin without spines Pectorals very low.

21 Tarpon Megalops atlanticus

22 Ladyfish – Family Elopidae Elops saurus

23 Bonefish – Family Albulidae Albula vulpes

24 Scorpaenidae –Scorpion Fish Family found in all tropical and temperate seas. Body compressed head usually with ridges and spines; Usually 1 dorsal fin, often notched. Dorsal, anal, and pelvic spines can bear venom gland. The family contains the world's most venomous fishes, many of them brightly colored. Most species live on or near the bottom and feed on crustaceans or fishes

25 Red Lion Fish Pterois volitans

26 Sphyraenidae - Barracudas Elongated body. Large-mouthed with the lower jaw projecting forward bearing strong fanglike teeth. Upper jaw non-protractile, an adaptation to feeding on large prey. Well-developed lateral line. Position of pectoral fins relatively low. Dorsal fins far apart.

27 Great Barracuda Sphyraena_barracuda

28 Family: Pomacanthidae – Angelfish Strongly compressed body Spine on preoperculum Caudal fin rounded to strongly lunate Typically diurnal Several species are protogynous hermaphrodites Three basic feeding styles: predation on sessile invertebrates, herbivory and planktivory Etymology: Greek, Poma- = operculum, acanth- = spine.

29 Queen Angelfish Holacanthus ciliaris Holacanthus ciliaris

30 Body usually deep and compressed Small mouth Incomplete and interrupted lateral line Many species are highly territorial herbivores, omnivores, or planktivores. Lay elliptical demersal eggs that are guarded by the males Included in this family are the anemonefishes Etymology: Poma- = opercle, centron = spine, (refers to pointed margin of opercle) Family: Pomacentridae – Damsel Fish

31 Longspine Squirrelfish Holocentrus rufus

32 Holocentridae – Squirrelfish Dorsal fin long with 10-13 spines and a notched soft-rayed part with 11-17 rays. Forked caudal fin; Large eyes. Spiny-edged operculum. Usually reddish in color. Most are nocturnal. Usually cryptic during the day in crevices or beneath ledges of reefs, along with cardinal fishes, bigeyes, and sweepers.

33 Cocoa Damsel Stegastes variabilis Juvenile Intermediate Adult

34 Balistidae – Triggerfish Usually compressed body. Pelvic fins fused to one spine. First dorsal spine with locking mechanism. Capable of rotating eyeballs independently. Triggerfish normally swim by undulating their second dorsal and anal fins, but will use their tail for rapid bursts. Most triggerfishes are solitary diurnal carnivores, feeding on a wide variety of invertebrates.

35 Queen Triggerfish Balistes vetula

36 Porcupine Fish – Family Diodontidae Diodon hystrix

37 Gulf Flounder Paralichthys albiguttata

38 Requiem Sharks – Family Carcharinidae one of the largest families with 54 species in 12 genera Spindle shaped bodies being wider in the middle and tapering towards the nose and tail. Eyes are round and have an internal nictitating membrane for protection active hunters and eat a wide range of prey

39 Bull Shark Carcharhinus leucas

40 Great White Shark Carcharodon carcharias

41 Mitsukurina owstoni Goblin Shark Family Mitsukurinidae


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