1. My name is Matt and I like fish

3. (Photo Credit: S. Olenin) Map from Mills and Holeck 2001; Larval goby illustration from Lesslie and Timmins 2004

5. http://www.illinoissmallmouthalliance.com/goby.html Bioaccumulation of Toxins http://sgnis.org/publicat/slide/RG-S10.jpg Voracious Aggressive Tendencies

6. What Streams Have Round Goby Invaded? 26 of 73 watersheds (35.6%) 54 of 119 sites (45.4%) Furthest Inland: 33.9 stream km Appx. 280 km of stream Documented as Invaded Movie

7. Where Will Round Goby Invade Next? 42% (1,369 km) identified as suitable (7% of state) 44% (8,878 km) identified as suitable

8. 2009 Enclosure Experiment Preliminary Results

9. Questions • Fish Growth • Invertebrate Diversity and Abundance • Periphyton biomass

10. Treatments

11. % Change in Fish Weight p<0.001

12. % Change in Fish Weight p=0.01 (0.008 for A-B comparison)

13. % Change in Fish Weight p=0.05 (0.07 for A-B Comparison)

14. % Change in Fish Weight p=0.004 (0.009 for A-B Comparison)

15. Alewife Foraging in Coastal Lake Michigan: A Benthic-Pelagic Linkage Changes in Up- and Downstream Fish Communities After Dam Removal Stem-boring Insect Larvae in a Spartinaalternifloradominated salt marsh http://limnology.wisc.edu/personnel/kornis/index.htm