150 likes | 242 Views
My name is Matt and I like fish. (Photo Credit: S. Olenin ). Map from Mills and Holeck 2001; Larval goby illustration from Lesslie and Timmins 2004. http://www.illinoissmallmouthalliance.com/goby.html. Bioaccumulation of Toxins. http://sgnis.org/publicat/slide/RG-S10.jpg. Voracious.
E N D
(Photo Credit: S. Olenin) Map from Mills and Holeck 2001; Larval goby illustration from Lesslie and Timmins 2004
http://www.illinoissmallmouthalliance.com/goby.html Bioaccumulation of Toxins http://sgnis.org/publicat/slide/RG-S10.jpg Voracious Aggressive Tendencies
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
Where Will Round Goby Invade Next? 42% (1,369 km) identified as suitable (7% of state) 44% (8,878 km) identified as suitable
Questions • Fish Growth • Invertebrate Diversity and Abundance • Periphyton biomass
% Change in Fish Weight p<0.001
% Change in Fish Weight p=0.01 (0.008 for A-B comparison)
% Change in Fish Weight p=0.05 (0.07 for A-B Comparison)
% Change in Fish Weight p=0.004 (0.009 for A-B Comparison)
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