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MOUTH

MOUTH. MOUTH. MOUTH. Related to food source Superior (upturned) – surface feeders. Tarpon. MOUTH. Related to food source Superior (upturned) – surface feeders Terminal (end/ normal) - midwater. Tuna. MOUTH. Related to food source Superior (upturned) – surface feeders

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MOUTH

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  1. MOUTH MOUTH

  2. MOUTH • Related to food source • Superior (upturned) – surface feeders Tarpon

  3. MOUTH • Related to food source • Superior (upturned) – surface feeders • Terminal (end/ normal) - midwater Tuna

  4. MOUTH • Related to food source • Superior (upturned) – surface feeders • Terminal (end/ normal) – midwater • Wide: predators • Narrow: ovmnivores

  5. MOUTH • Related to food source • Superior (upturned) – surface feeders • Terminal (end/ normal) – mid-water • Inferior (underneath) – bottom feeders Sucker fish

  6. MOUTH • Related to food source • Superior (upturned) – surface feeders • Terminal (end/ normal) – mid-water • Inferior (underneath) – bottom feeders • Suckers: rasping algae, plants or mud • Whiskers: feel and taste in muddy waters

  7. FINS • Movement • Nest building • Spawing • Tactile organs

  8. CAUDAL FIN MOUTH CAUDAL FIN MOUTH

  9. CAUDAL FINS • Propulsion • Forked: regular, fast swimmers • Rounded: Quick action • Elongated: used for attracting mates

  10. CAUDAL FIN MOUTH ANAL FIN CAUDAL FIN ANAL FIN MOUTH

  11. ANAL FIN • Stabilization • Propulsion

  12. CAUDAL FIN MOUTH ANAL FIN PELVIC FINS CAUDAL FIN ANAL FIN MOUTH PELVIC FINS

  13. PELVIC FIN • Paired • Stabilization • Long: tactile organ

  14. CAUDAL FIN MOUTH ANAL FIN PELVIC FINS PECTORAL FINS CAUDAL FIN ANAL FIN MOUTH PELVIC FINS PECTORAL FINS

  15. PECTORAL FINS • Maneuvering • Some bottom dwellers: props or to walk

  16. DORSAL FINS CAUDAL FIN MOUTH ANAL FIN PELVIC FINS PECTORAL FINS CAUDAL FIN DORSAL FINS ANAL FIN MOUTH PELVIC FINS PECTORAL FINS

  17. DORSAL FINS • Balance • May have spines for protection • 2nd made of fatty tissue – function unknown

  18. DORSAL FINS CAUDAL FIN MOUTH ANAL FIN LATERAL LINE PELVIC FINS PECTORAL FINS CAUDAL FIN DORSAL FINS LATERAL LINE ANAL FIN MOUTH PELVIC FINS PECTORAL FINS

  19. LATERAL LINE • Detects vibrations • Senses water pressure

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