By Mike Stimpson Local Journalism Initiative Reporter GRASSY NARROWS – New research suggests there’s no end in sight to his First Nation’s mercury-poisoning woes, and that comes as no surprise to Chief Rudy Turtle. “We’ve always had some suspicion that there was still something being dumped into the Wabigoon River that’s causing problems, because our band members would drive by the river and see these suds and the discoloration of the river,” the Grassy Narrows chief said in an interview Friday. “There’s always been suspicion that something else was going on,” he continued. “So we’re not surprised, but at the same time we’re very disappointed.” A team led by Western University biologist Brian Branfireun looked into whether effluent from Dryden’s pulp and paper mill is elevating mercury levels in the…