Actinopterygii
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Actinopterygii By: Marcel Surette, Brittney Pothier, Richard LeBlanc, Gabrielle Boudreau
description
Actinopterygii. By: Marcel Surette , Brittney Pothier , Richard LeBlanc, Gabrielle Boudreau. Introduction . “Ray-Finned F ish” 50% of all vertebrates Most successful group of fish . Ray-Finned Fish Class 42 orders 431 families 25000 species . Characteristics . - PowerPoint PPT Presentation
Transcript of Actinopterygii
Actinopterygii
By: Marcel Surette, Brittney Pothier, Richard LeBlanc, Gabrielle Boudreau
Introduction • “Ray-Finned Fish”• 50% of all vertebrates• Most successful group of fish
• Ray-Finned Fish Class• 42 orders• 431 families• 25000 species
Characteristics • Ray supported fins • Skeleton composed of bone (cartilage) • Swim bladder• Scales• Gill Cover
Lionfish
Habitat
• Lakes, Springs• Artic Oceans• Tropical Waters• Caves • Mudflats • Water Temperatures
Diet• Herbivores • Carnivores • Omnivores• Zooplanktivores small crustaceans • Detrivores decomposing organisms
• Opportunistic Eaters
Reproduction• Lay eggs / retain eggs • Some protection to offspring
Lifespan
Seven-Figure Pygmy Goby
Rougheye Rockfish
Communication/Perception
• Lateral Lines (Mechanoreception) sensory organs
• Vision Many wavelengths
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)
Mudskipper
LA FIN!!!
Sources• http://animaldiversity.ummz.umich.edu/accounts/Ac
tinopterygii/• https://menaultaxonomyproject.wikispaces.com/Ani
malia+-+Chordata+-+Actinopterygii• http://www.seawater.no/fauna/chordata/Actinopter
ygii.html
• http://www.oceanclassrooms.com/ms101_u9_c2_sf_2
• http://www.ucmp.berkeley.edu/vertebrates/actinopterygii/actinintro.html
