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Marine Fish Part 1
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MARINE FISHES
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Fish Are Divided Into Three Classes
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Class Agnatha – Pacific Hagfish
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Comparison of Cartilaginous and Bony Fishes
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Body Shape Among Bony Fishes
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Aspect ratio = (fin height)2 / fin area
Tail Aspect Aspect ratio = (fin height)2 / fin area
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Locomotion In Marine Fishes
Eels Tuna, Albacore, Jacks Trunk and Porcupines Parrotfish, Filefish, Surgeonfish
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Body Shape and Swimming Modes
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Fish Physiology
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How Fish Maintain Buoyancy
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Osmoregulation In Marine Fish
Why is osmoregulation very different in sharks vs. what is observed in marine bony fish?
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Lateral Line Sensory System
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Gaseous Exchange in Fish
Countercurrent Principle – blood and water are flowing in opposite directions across the gills
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Correlation Of Fish Mouthparts With Diets
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Schooling Patterns in Fish
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Why Do Fish School? Protection? Hydrodynamics of Swimming? Feeding?
They Want Better Paying Jobs?
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