BIO 227 Lecture Notes - Lecture 9: Catholic Church In The Philippines, Introduced Species, Invasive Species
Document Summary
He needed to fund his rebellion so to do that he had his people go to the ugandan game reserves and poach elephants for ivory. Invasive species: exotic species/introduced species/non-native species all the same thing, they are introduced in some human way and they may or may not end up being problematic. Invasive species- worst for biodiversity, causes ecological, economic, or health problems. They have increased the clarity of the lakes because they have eradicated phytoplankton which feed the fish, it affected the whole food chain, decreasing fish populations. They have now spread all over the u. s. and the world and have a population in the u. s. of 200 million. He didn"t know the impact ahead of time. o example: the kudzu, an invasive vine, was introduced to the u. s. in 1876 in. Southern farmers then wanted it to control soil erosion. Direct effects upon native species: competition, predation, hybridization, etc.
