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Creator:: Siemens, Tania
Abstract:: Select an “Invader” species found in the Pacific Northwest. Research, design, publish and present a high quality informative Not Wanted Poster/Product.
Resource Type:: Learning Object
Full Text:: Most Unwanted! Team Media Project Lesson Plan Aquatic

Creator:: Siemens, Tania
Abstract:: In this fun activity, students guess answers to clues about invasive species on a bingo-like game-board, and serves as a great introduction for students and teachers alike.
Resource Type:: Learning Object
Full Text:: . 1 What is an invasive species? An organism that is introduced by humans outside their native range

Creator:: Siemens, Tania
Abstract:: (Same lesson plan as Myocaster Multiplier but a more challenging student activity.) This more advanced version of Myocastor multiplier asks students to take into account predation when calculating population growth rate.
Resource Type:: Learning Object
Full Text:: Myocaster Multiplier Aquatic Invasions! A Menace to the West

Creator:: Siemens, Tania
Abstract:: How big can a nutria population get? In this activity, students calculate and graph the growth rate of a population of nutria based on a set of realistic assumptions.
Resource Type:: Learning Object
Full Text:: Myocaster Multiplier Teacher Lesson Plan Aquatic Invasions! A

Creator:: Siemens, Tania
Abstract:: Students practice geographical skills to map the routes of invasive species from their native habitat to some of the regions to which the exotics have spread.
Resource Type:: Learning Object
Full Text:: Washington Sea Grant Program. aqua.ucdavis.edu/DatabaseRoot/pdf/WSG98-01. pdf USGS Nonindigenous Aquatic

Creator:: Siemens, Tania
Abstract:: Students conduct a "blitz" by quickly rotating through hands-on specimen stations and answering the BioBlitz questions. Then, students are assigned one invader to research more thoroughly and present to the class.
Resource Type:: Learning Object
Full Text:: BioBlitz Lesson Plan Aquatic Invasions! A Menace to the West

Creator:: Siemens, Tania
Abstract:: In Design the Ultimate Invader, students use their imagination to design the ultimate invasive species. This activity is a perfect way to launch a unit on invaders, and can serve as an assessment tool to help us learn the knowledge of our learners towards invasive species and invasion biology.
Resource Type:: Learning Object
Full Text:: introduced? Design the Ultimate Invader! 2 Aquatic Invasions! A Menace to the West • TEACHER LESSON

Creator:: Siemens, Tania
Abstract:: Crayfish are one of the most threatened groups of animals in the world. About 45 percent of North American crayfish species are considered to be at risk of extinction. However, a few crayfish species are among the world's most invasive freshwater organisms. Taking into consideration that invasive crayfish are the...
Resource Type:: Other
Full Text:: Crayfish Species in the news Resources Aquatic Invasions! A

Creator:: Siemens, Tania
Abstract:: The American Bullfrogs are a highly reproductive aquatic species that are native in central, eastern United States and Southeastern Canada. This species was first introduced to western America as a food source (frog legs!); since then it escaped aquaculture ponds and have spread widely. Bullfrogs lay up to 20,000 eggs...
Resource Type:: Other
Full Text:: Oregon, Washington, and California. Since the early 1900s, they have been introduced and spread to

Creator:: Siemens, Tania
Abstract:: The nutria is a large, semi-aquatic rodent native to South America. Nutria were introduced to the United States for their fur. After a boom in nutria ranches during the 1930s, the animals escaped or were released from fur farms in the Pacific Northwest, Louisiana and other states, where theyare now...
Resource Type:: Other
Full Text:: . In the state of Washington, the nutria is classified as a Prohibited Aquatic Animal Species (WAC 220

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