1. OHIO STATE UNIVERSITY EXTENSION FISHY SCIENCE Explore the world under our seas.

2. 2 OHIO STATE UNIVERSITY EXTENSION Fish are vertebrate animals that live in the water. Vertebrate means they have a spinal cord surrounded by bone or cartilage. Adapted from Animal Facts, http://www.sciencekids.co.nz/sciencefacts/animals/fish.html http://www.sciencekids.co.nz/sciencefacts/animals/fish.html Photo from CWRU: http://geology.cwru.edu/~huwig/catalog/slides/841.A.7.jpg http://geology.cwru.edu/~huwig/catalog/slides/841.A.7.jpg

3. 3 OHIO STATE UNIVERSITY EXTENSION Fish have gills that extract oxygen from the water around them. Adapted from Animal Facts, http://www.sciencekids.co.nz/sciencefacts/animals/fish.html http://www.sciencekids.co.nz/sciencefacts/animals/fish.html Photo from Educaiton Portal: http://education- portal.com/cimages/multimages/16/Fish_Gills_Labeled.jpghttp://education- portal.com/cimages/multimages/16/Fish_Gills_Labeled.jpg

4. 4 OHIO STATE UNIVERSITY EXTENSION There are over 30000 known species of fish. Adapted from Animal Facts, http://www.sciencekids.co.nz/sciencefacts/animals/fish.html http://www.sciencekids.co.nz/sciencefacts/animals/fish.html Photo From: http://uit.no/Content/271027/fiskestim.jpghttp://uit.no/Content/271027/fiskestim.jpg

5. 5 OHIO STATE UNIVERSITY EXTENSION Some flatfish use camouflage to hide themselves on the ocean floor. Adapted from Animal Facts, http://www.sciencekids.co.nz/sciencefacts/animals/fish.html http://www.sciencekids.co.nz/sciencefacts/animals/fish.html Photo From: http://i.dailymail.co.uk/i/pix/2012/10/11/article- 2216091-15730C71000005DC-610_964x624.jpghttp://i.dailymail.co.uk/i/pix/2012/10/11/article- 2216091-15730C71000005DC-610_964x624.jpg

6. 6 OHIO STATE UNIVERSITY EXTENSION Tuna can swim at speeds of up to 70 kph (43 mph). Adapted from Animal Facts, http://www.sciencekids.co.nz/sciencefacts/animals/fish.html http://www.sciencekids.co.nz/sciencefacts/animals/fish.html Photo From: http://images.politico.com/global/news/111205_tuna_ap_328.jpg http://images.politico.com/global/news/111205_tuna_ap_328.jpg

7. 7 OHIO STATE UNIVERSITY EXTENSION Relative to their body size, fish have small brains compared to most other animals Adapted from Animal Facts, http://www.sciencekids.co.nz/sciencefacts/animals/fish.html http://www.sciencekids.co.nz/sciencefacts/animals/fish.html Photo From: https://sciencevogel.wikispaces.com/file/view/internal_anatomy.png /125563519/internal_anatomy.png https://sciencevogel.wikispaces.com/file/view/internal_anatomy.png /125563519/internal_anatomy.png

8. 8 OHIO STATE UNIVERSITY EXTENSION Fish are covered in scales which are often covered in a layer of slime to help their movement through water. Adapted from Animal Facts, http://www.sciencekids.co.nz/sciencefacts/animals/fish.html http://www.sciencekids.co.nz/sciencefacts/animals/fish.html Photo from: http://mail.colonial.net/~hkaiter/Aaa_web_images2012/fish-scales- 01.gif http://mail.colonial.net/~hkaiter/Aaa_web_images2012/fish-scales- 01.gif

9. 9 OHIO STATE UNIVERSITY EXTENSION Cleaner fish help out other fish by removing parasites and dead skin from their scales. Adapted from Animal Facts, http://www.sciencekids.co.nz/sciencefacts/animals/fish.html http://www.sciencekids.co.nz/sciencefacts/animals/fish.html Photo From: http://news.nationalgeographic.com/news/bigphotos/images/09082 0-cleaner-fish_big.jpg http://news.nationalgeographic.com/news/bigphotos/images/09082 0-cleaner-fish_big.jpg

10. 10 OHIO STATE UNIVERSITY EXTENSION Although jellyfish and crayfish have the word ‘fish’ in their name, they aren’t actually fish. Adapted from Animal Facts, http://www.sciencekids.co.nz/sciencefacts/animals/fish.html http://www.sciencekids.co.nz/sciencefacts/animals/fish.html Photo From: http://ocean.si.edu/sites/default/files/styles/colorbox_full/public/phot os/jellyfish-lifecycle-blue.jpg?itok=Z1EVHpqj

11. 11 OHIO STATE UNIVERSITY EXTENSION Over 1000 fish species are threatened by extinction. Adapted from Animal Facts, http://www.sciencekids.co.nz/sciencefacts/animals/fish.html http://www.sciencekids.co.nz/sciencefacts/animals/fish.html Photo From: http://www.indybay.org/uploads/2009/10/29/tsukiji_fish_market_an d_tuna.jpg http://www.indybay.org/uploads/2009/10/29/tsukiji_fish_market_an d_tuna.jpg

12. 12 OHIO STATE UNIVERSITY EXTENSION Mermaids are mythological creatures with the tail of a fish and the upper half of a woman. It is believe that sailors once mistook Manatee’s for Mermaids. Adapted from Animal Facts, http://www.sciencekids.co.nz/sciencefacts/animals/fish.html http://www.sciencekids.co.nz/sciencefacts/animals/fish.html Photo From: http://zoodesign.files.wordpress.com/2012/09/west- indian-manatee-nursing-calf.jpghttp://zoodesign.files.wordpress.com/2012/09/west- indian-manatee-nursing-calf.jpg