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