Spring Thaw Throwdown: On to the championship round!

It’s time to decide who will win it all in the Spring Thaw Throwdown, earning the dubious title of Least Wanted AIS in Wisconsin! Will be it zebra and quagga mussels, or silver and bighead carp?

Spring Thaw Throwdown: Round 2 results

We’ve moved on to the Final Four in the Spring Thaw Throwdown! This time around, cast your votes via Facebook and Twitter polls to see who moves ahead in competition.

Spring Thaw Throwdown: Round 1 results

Your commentator Tim Campbell weighs in with results and analysis from Round 1 of the Spring Thaw Throwdown, our tournament to see who is Wisconsin’s Least Wanted Aquatic Invasive Species!

Spring Thaw Throwdown: Fish bracket

We’ve got small “small yet mighty” competitors like the round goby in the fish bracket, as well as the icky, vampire-like sea lamprey. Get to know the field in this bracket!

Spring Thaw Throwdown: Macroinvertebrates bracket

From zebra and quagga mussels to spiny waterfleas, who will take home the dubious distinction of “Least Wanted Aquatic Invasive Species” in this bracket? You get to decide when you cast your vote in the Spring Thaw Throwdown!

Welcome to the Spring Thaw Throwdown!

While the Final Four may be fun, we’ve decided to shine a light on the aquatic invasive species (AIS) problem by highlighting AIS that either have a presence in Wisconsin already, or the potential to spread here. Read through our Spring Thaw Throwdown posts, and cast your vote on who takes home the title of “Least Wanted Aquatic Invasive Species in Wisconsin”!