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Fish

Fish. Stephanie Josselyn Colleen Owen. Bubble Eye Goldfish. History. 1 st vertebrates that appeared on earth Evolution of fish began 530 million years ago. Description.

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Fish

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  1. Fish Stephanie Josselyn Colleen Owen Bubble Eye Goldfish

  2. History • 1st vertebrates that appeared on earth • Evolution of fish began 530 million years ago

  3. Description • Any member of paraphyletic group of organisms that consist of all gill-bearing aquatic craniate animals that lack limbs with digits • Dictionary definition- any of various cold-blooded, aquatic vertebrates, having gills, commonly fins, and typically an elongated body covered with scales

  4. Housing or Equipment • Fish tank • Aquarium filters • Aquarium lighting • Aquarium salt- if needed • Fish food • Gravel

  5. Feeding Procedure • * overfeeding is the most common mistake fish owners make • How often? • Varies on type of fish • Average one feeding per day • Keep feedings small • Timing doesn’t matter How much? • No more than what the fish can consume in less than 5 minutes • Give more if needed

  6. Varieties of food • Manufactured food: This includes floating and sinking pellet, granular and flake food. • Freeze-dried feeds: Worms, larvae, brine shrimp and krill etc. • Live foods: Maggots, fresh insect larvae, live worms, and feeder fish - all come under this category.

  7. Top 10 most beautiful fish

  8. Mandarinfish

  9. Juvenile Emporer Angel Fish

  10. Lionfish

  11. Clown Trigger Fish

  12. Nudibranch

  13. Sympysodon

  14. Mantis Shrimp

  15. Moorish Idol

  16. Clownfish http://www.youtube.com/watch?v=eWXOurnVTYg

  17. Rainbow Parrot Fish

  18. Just a few Breeds

  19. Suborder Characoidei • The family Characidae • The Blind Cave Fish • The Spraying Characin • The bucktoothed Tetra • The family Gasteropelecidae • Marbled Hatchet fish • Common Hatchet fish • Black-winged Hatchet fish

  20. The family Anostomidae • Marbled Headstander • Striped Headstander • Spotted Headstander • The Family Hemiodontidae • Tube-mouthed pencil fish • Common Pencil fish • Rio Meta Pyrrhulina

  21. The family Citharinidae • The six-banded Distichodus • The One Stiped African Characin • The Pike Characin

  22. Suborder Cyprinoidei • The family Cyprinidae • Arulius Barb • Rosy Barb • Cuming’s Barb • The family Gyrinocheilidae • Sucking loach • Chinese algae eater

  23. Reproduction • Females expel eggs (spawn) • Males discharge milt (sperm) into water • Eggs may float or sink • Millions of eggs per spawn • Many fish lay eggs in nest • Eggs and young usually guarded by male

  24. Life cycle of a fish

  25. Anatomy

  26. Interesting facts • Fish do not sleep • In some species males will carry the young/eggs in his mouth until they are old enough to care for themselves • There are over 25,000 identified species of fish on earth • 40% of all fish species inhabit fresh water, yet less than .01% of the earths’ water is fresh water • Tropical fish are one of the most popular pets in the US • The largest fish is the great whale shark which can reach 50 feet in length

  27. Great Whale Shark

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