How to Start Ice Fishing - Harvesting Nature
The perch are - Washington Department of Fish & Wildlife
Yellow perch, Fishes of Wisconsin
Minnesota's perch problem: DNR says they're declining in size, number – Twin Cities
Yellow perch a favorite for winter-weary anglers
Yellow perch, staple of Wisconsin fishing culture, are in trouble
Why are there so many dead fish along Lake Washington?
Why are there so many dead fish along Lake Washington?
Despite the sun - Washington Department of Fish & Wildlife
Yellow Perch Missouri Department of Conservation