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Fish Animal ScienceChapter 12 lesson 2
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Wednesday December 3, 2014 fish vocabulary Swim bladder Fish cartilage Word-definition- vocabulary Finish vertebrate handout; page 460 Late work Extra credit
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Thursday 12/4/14 Agenda-fish Why aren’t starfish really fish?
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fishes what are the characteristics of fishes? Vertebrate Lives in water Fins Most are ectotherms Have gills scales
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fish How do fish obtain (get) oxygen? Oxygen is in water Fish take in water through the mouth Gills take oxygen out of the water and deliver it to the blood. Carbon dioxide is released into the water
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fish What is the structure of the fish circulatory system? Closed circulatory system 2-chambered heart Draw the circulatory system page 463-color coded
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fish How do fish move?Fins with bony support
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fish How do fish usually reproduce? Sexually External fertilization Young develop outside the female body.
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fish How do guppies and some sharks reproduce? Sexually Internal fertilization Young develop inside the female’s body
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fish What is the fish nervous system used for? What helps them capture food? Finding food Avoid predators Their senses of touch, smell, taste & sight
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fish What are the 3 groups of fish? Bony fish Jawless fish Cartilaginous fish
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fish What are jawless fish? First vertebrates to appear on Earth No jaws-they scrape, stab & suck their food No scales Skeletons of cartilage
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Jawless fish What are hagfish?Jawless fish Look like large, slimy worms Crawl into bodies of dead fish and scrape decaying tissue
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hagfish
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Friday 12/5/14 Agenda- echinoderm/ch ordate quiz Warm-up Find notes for quiz and review them
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Monday December 8, 2014 Agenda-fish Warm up What are the 3 groups of fish?
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Jawless fish What are lampreys?Jawless fish Parasites of other fishes Attach to fishes mouths and suck their blood and tissue
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lamprey
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fish What are cartilaginous fish? Sharks, rays & skates Have jaws & scales Skeletons made of cartilage
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shark
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rays
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fish What are bony fish?Trout, tuna, goldfish, etc. Jaws Scales Gills Skeleton made of hard bone 95% of fish Salt & fresh water
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Bony fish What is a swim bladder? An organ in fish that helps them stay stable in water Gas levels adjust in the bladder so that the fish can stay at the depth they want
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Fish review Page 467#1-2
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fish Wanted poster Design a “wanted” poster for a lamprey. Present the lamprey as a “criminal of the ocean.” Include the lamprey’s physical characteristics, feeding habits, and any other details that will allow people to track down this fish.
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Tuesday 12/9/14 Agenda-fish Warm-up Finish page 467 (show me when done) Design a “wanted” poster for a lamprey Present the lamprey as a “criminal of the ocean.” Include the lamprey’s physical characteristics, feeding habits, and any other details that will allow people to track down this fish. Fish packet
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Wednesday 12/10/14 Agenda-fishWarm-up Jacques Cousteau Read Answer questions on back Staple in notebook
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fish Fish video Take at least 10 notes ‘
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Thursday 12/11/13 Agenda- grasshopper dissection Warm up-work on fish packet
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Friday 12/12/14 Agenda-fish Warm-up Eugenia Clark Staple in notebook
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