created by desiree l. soper. alien or exotic- non-native causes problems in the new environment
TRANSCRIPT
Created by Desiree L. Soper
ALIEN or EXOTIC- Non-Native
Causes problems in the new environment
Reproduce rapidlyLack predators and diseases that would
otherwise keep the numbers downAdapts to new environments quicklyPlants can change the environment to
suit its own survival needsAble to live off a wide variety of food
sources
ON PURPOSE
?BY
ACCIDENT?
OR
On purpose or by accident? PURPOSE- In 1890, 100 birds were released into Central Park in New York City by fans of William Shakespeare, who had mentioned the
bird in his writings.
Where were they originally? EURASIAWhere can they be found now?
ALL OVER North America and parts of Canada
They destroy crops
They rob native birds of nesting sites
On purpose or by accident?
BOTH- It was introduced accidentally as a contaminant in the ballast of ships and on
purpose as a medicinal herb to treat bleeding, wounds, ulcers, and others
Where was it originally? EURASIAWhere can it be found in North America now?
Mostly in the north, but it has been found in almost every state
It reproduces rapidly
Displaces native plants, eliminating natural food
On purpose or by accident?
By accident- Thought to be brought to North America in
1990’s in overseas ship containers
Where was it originally? ASIAWhere can it be found in North America now?
It has been found in 15 states so far and parts of Canada
One of the most destructive non-native insects in U.S.
Killed at least 50-100 million ash trees
Mechanical- prescribed fire, manual removal, explosives
Biological- natural enemies such as insects or pathogens that attack the invasive species
Chemical- manipulation of water or soil chemistry to increase the growth of native species
Cultural- educating people, encouraging actions that minimize the spread of invasive species
1. NEVER release exotic plants or animals into the wild.
2. Urge your family and friends to plant only native species in yards or gardens.
3. DON’T move firewood!4. “If you are a boater, inspect and remove
aquatic plants, animals, and mud from your boat, motor, and trailer.
5. Educate your family and friends.
http://en.wikipedia.org/wiki/Emerald_ash_borerhttp://www.invasiveplants.net/plants/purpleloosestrife.htm#Problemhttp://en.wikipedia.org/wiki/Ballasthttp://en.wikipedia.org/wiki/Zebra_musselhttp://en.wikipedia.org/wiki/Invasive_specieshttp://nbiinin.ciesin.columbia.edu/ipane/volunteers/
training_materials/IPANEtraining_Manual.pdfhttp://alic.arid.arizona.edu/invasive/sub4/index.shtmlhttp://www.maxshores.com/kudzu/http://en.wikipedia.org/wiki/Kudzuhttp://www.glfc.org/fishmgmt/carp.phphttp://www.youtube.com/watch?v=PdcQ56OpxNE