1. Actinopterygii By: Marcel Surette, Brittney Pothier, Richard LeBlanc, Gabrielle Boudreau

2. Introduction “Ray-Finned Fish” 50% of all vertebrates Most successful group of fish

3. Ray-Finned Fish  Class 42 orders 431 families 25000 species

4. Characteristics Ray supported fins Skeleton composed of bone (cartilage) Swim bladder Scales Gill Cover Lionfish

5. Habitat Lakes, Springs Artic Oceans Tropical Waters Caves Mudflats Water Temperatures

6. Diet Herbivores Carnivores Omnivores Zooplanktivores  small crustaceans Detrivores  decomposing organisms Opportunistic Eaters

7. Reproduction Lay eggs / retain eggs Some protection to offspring

8. Lifespan Seven-Figure Pygmy Goby Rougheye Rockfish

9. Communication/Perception Lateral Lines (Mechanoreception)  sensory organs Vision  Many wavelengths

10. Fun Facts Swim bladder (homologous) Fossil records  400 – 350 million years ago Tuna, Salmon, Bass, Seahorse, Cod No muscle in fins Symmetrical tail Open swim bladder (breathing organ)

11. Mudskipper

12. LA FIN!!!

13. Sources http://animaldiversity.ummz.umich.edu/accounts/Ac tinopterygii/ http://animaldiversity.ummz.umich.edu/accounts/Ac tinopterygii/ https://menaultaxonomyproject.wikispaces.com/Ani malia+-+Chordata+-+Actinopterygii https://menaultaxonomyproject.wikispaces.com/Ani malia+-+Chordata+-+Actinopterygii http://www.seawater.no/fauna/chordata/Actinopter ygii.html http://www.seawater.no/fauna/chordata/Actinopter ygii.html http://www.oceanclassrooms.com/ms101_u9_c2_sf _2 http://www.oceanclassrooms.com/ms101_u9_c2_sf _2 http://www.ucmp.berkeley.edu/vertebrates/actinopt erygii/actinintro.html http://www.ucmp.berkeley.edu/vertebrates/actinopt erygii/actinintro.html