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Red-Eared Slider. An invasive species in Oregon By: Lauren H. Anuraj C. Zoe W.O. Table of Contents. Definition of an invasive species Names Desciption Origin, how did it get here and Geological range. Current sitiation and future complications What does it do? Previous control efforts
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Red-Eared Slider An invasive species in Oregon By: Lauren H. Anuraj C. Zoe W.O
Table of Contents • Definition of an invasive species • Names • Desciption • Origin, how did it get here and Geological range. • Current sitiation and future complications • What does it do? • Previous control efforts • Diet • Predators
Definition • An alien species that is introduced, accidently or on purpose, to a land that is forgien to its native habitat. Usually causing enviornmental, economic and/or human harm.
Red-eared slider Trachemys scripta elegans Organism Type: reptile Fresh Water Warmer Climates Ponds, Lakes, Marshes, Creeks and Streams. Names and Classification
Description • Broad red stripe behind the eyes • Silimlar to yellow sliders (live in Southest Virginia and Northern Florida) • Older males become Melanistic or black. (Making idintification hard) • Males: 12-13 cm - shell is domed • Females: 20 cm - shell is flat • Shells are black and cream colored with green stripes.
Origin • The Red-eared slider comes from the Mississippi River, The Gulf of Mexico and North East Mexico.
How did they get to Oregon? • International pet trade was a major help in spreading these pesty turtles around the world. • Also, when pet owners got bored of this slow pet, thus releasing it into the wild helping this specie of turtles become incasive.
Geographical Range • Australia • Bahrain • Caribbean • East and S.E Asia • Europe ( Spain, France, England, Cyprus) • Guam • Israel • Mariana islands • South Africa
They eat small native birds, invertebrates, amphibians, and other smaller turtles. They spread diseases to other animals. Current situation/future complications
What does it do? (effects it has on native species) • Because they are sold in pet stores, these turtles ate moldy food causing them to get Salmonella. • When they mate with Native turtles, they spread the desise. • They also are born in large numbers
Diet - Plants • Blue-green and green algae • Leaves • Duckweed • Emergent • Stems • Roots • Fruits • Seeds of vascular • Plants
Diet - Animals • Tadpoles • Frogs • Small fish • Insects • Crayfish • Shrimp • Amphipods • Mollusks (snails)
Crows Raccoons Otters Fish ( pike and bass) Frogs Snakes Wading birds (heron) skunks Predators