Citations

Primary Citations

• Biggerstaff, Matthew S. "Effects of English Ivy (Hedera Helix) on Seed Bank Formation and Germination." The American Midland Naturalist 157.2 (2007): 250-57. Web. 6 Feb. 2014. <http://www.bioone.org/doi/full/10.1674/0003-0031%282007%29157%5B250%3AEOEIHH%5D2.0.CO%3B2>.

• Cordell, Jeffery R. "Ecological Implications of Invasive Tunicates Associated with Artificial Structures in Puget Sound, Washington, USA." Biological Invasions(2012): n. pag. Web. 6 Feb. 2014. <http://link.springer.com/article/10.1007%2Fs10530-012-0366-y/fulltext.html>.

• Dlugosch, Katrina M. "Understory Community Changes Associated with English Ivy Invasions in Seattle's Urban Parks." Northwest Science 79.1 (2005): 52-59. Web. 22 Feb. 2014.

• Duffy, David C. "Biology and Impacts of Pacific Island Invasive Species. 7. The Domestic Cat (Felis Catus)." Pacific Science 66.2 (2012): 173-212. Web. 6 Feb. 2014. <http://www.bioone.org/doi/full/10.2984/66.2.7>.

• Ingham, Claudia S. "English Ivy (Hedera Spp., Araliaceae) Response to Goat Browsing."Invasive Plant Science and Management 3.2 (2010): 178-81. Web. 6 Feb. 2014. <http://www.bioone.org/doi/full/10.1614/IPSM-09-021.1>.

• Medina, Felix M. "Underlying Impacts of Invasive Cats on Islands: Not Only a Question of Predation." Biodiversity and Conservation 23.2 (2014): 327-42. Springer Link. Web. 2 Mar. 2014. <http://link.springer.com/article/10.1007%2Fs10531-013-0603-4>.

• Murray, Cathryn C. "Recreational Boating: A Large Unregulated Vector Transporting Marine Invasive Species." Biodiversity Research 17 (2011): 1161-172. Web. 6 Feb. 2014. <http://web.b.ebscohost.com/ehost/pdfviewer/pdfviewer?sid=70610d5a-c12e-43fa-a3c4-21707d641843%40sessionmgr112&vid=2&hid=120>.

• Yang, Qian. "English Ivy (Hedera Helix) Control with Postemergence-Applied Herbicides." Invasive Plant Science and Management 6.3 (2013): 411-15. Web. 6 Feb. 2014. <http://www.bioone.org/doi/full/10.1614/IPSM-D-13-00009.1>.

Secondary Citations

• Angier, Natalie. "That Cuddly Kitty Is Deadlier Than You Think." The New York Times. N.p., 29 Jan. 2013. Web. 22 Feb. 2014. <http://www.nytimes.com/2013/01/30/science/that-cuddly-kitty-of-yours-is-a-killer.html?_r=0>.

• "Aquatic Invasive Species." Water Quality. Washington State Department of Ecology, 12 May 2009. Web. 22 Feb. 2014. <http://www.ecy.wa.gov/programs/wq/nonpoint/CleanBoating/aquatic.html>.

• "Invasive Species." Pacific Northwest Research Station. US Forest Service, n.d. Web. 22 Feb. 2014. <http://www.fs.fed.us/pnw/invasives/>.

• Richards, Davi. "English Ivy Is an Invasive Weed in Pacific Northwest." Oregon State University Extension Service. Oregon State University, 1 July 2008. Web. 22 Feb. 2014. <http://extension.oregonstate.edu/gardening/node/948>.

• Smith, Kent. "Cats and Wildlife." California Department of Fish and Wildlife. N.p., n.d. Web. 22 Feb. 2014. <http://www.dfg.ca.gov/wildlife/nongame/nuis_exo/dom_cat/>.

• "Stray and Feral Cats." ASPCA. N.p., n.d. Web. 02 Mar. 2014. <http://www.aspca.org/pet-care/virtual-pet-behaviorist/cat-behavior/stray-and-feral-cats>.

• "Styela Clava Club Tunicate." Styela Clava - Invasive Tunicates in Washington State. REEF, n.d. Web. 20 Feb. 2014. <http://www.pnwscuba.com/invasives/styelaclava.htm>.

• "Volunteer." PNW Invasive Plant Council. N.p., n.d. Web. 22 Feb. 2014. <http://www.pnw-ipc.org/volunteer.shtml>.