OHIO STATE UNIVERSITY EXTENSION

FISHY SCIENCEExplore the world under our seas.

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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.htmlPhoto from CWRU: http://geology.cwru.edu/~huwig/catalog/slides/841.A.7.jpg

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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.htmlPhoto from Educaiton Portal: http://education-portal.com/cimages/multimages/16/Fish_Gills_Labeled.jpg

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OHIO STATE UNIVERSITY EXTENSION

There are over 30000 known species of fish.Adapted from Animal Facts, http://www.sciencekids.co.nz/sciencefacts/animals/fish.htmlPhoto From: http://uit.no/Content/271027/fiskestim.jpg

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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.htmlPhoto From: http://i.dailymail.co.uk/i/pix/2012/10/11/article-2216091-15730C71000005DC-610_964x624.jpg

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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.htmlPhoto From: http://images.politico.com/global/news/111205_tuna_ap_328.jpg

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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.htmlPhoto From: https://sciencevogel.wikispaces.com/file/view/internal_anatomy.png/125563519/internal_anatomy.png

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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.htmlPhoto from: http://mail.colonial.net/~hkaiter/Aaa_web_images2012/fish-scales-01.gif

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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.htmlPhoto From: http://news.nationalgeographic.com/news/bigphotos/images/090820-cleaner-fish_big.jpg

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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.htmlPhoto From: http://ocean.si.edu/sites/default/files/styles/colorbox_full/public/photos/jellyfish-lifecycle-blue.jpg?itok=Z1EVHpqj

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OHIO STATE UNIVERSITY EXTENSION

Over 1000 fish species are

threatened by extinction.

Adapted from Animal Facts, http://www.sciencekids.co.nz/sciencefacts/animals/fish.htmlPhoto From: http://www.indybay.org/uploads/2009/10/29/tsukiji_fish_market_and_tuna.jpg

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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.htmlPhoto From: http://zoodesign.files.wordpress.com/2012/09/west-indian-manatee-nursing-calf.jpg