查了下，规则的确是改了，7月份可以钓。明年5月1日至6月15日不准钓。
July will be open for perch fishermen.
The Illinois Department of Natural Resources will announce Monday that July will be open for fishermen to catch yellow perch in the Illinois waters of Lake Michigan for the first time since 2001. IDNR director Marc Miller made it a goal to open July, but he said the situation will continue to be monitored extensively.
The daily limit remains 15 perch daily. Beginning in 2015, perch fishing will be closed from May 1 to June 15
around the spawn an
http://www.suntimes.com/sports/outdoors/28098028-452/perch-fishing-will-be-open-in-july.html#.U8viGkCorzF
