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Castor River Diversion Channel Fishing Regulations
What to check before fishing at Block Hole Access in Cape Girardeau County, Missouri.
Fishing at Castor River Diversion Channel
Block Hole Access provides access to Castor River Diversion Channel, a public body in Cape Girardeau County, Missouri. Species-specific size and bag limits can vary by water body and change seasonally, so always confirm current rules for Castor River Diversion Channel specifically before you fish — statewide defaults don't always apply to every lake, river, or stretch of coast.
Check current regulations for Castor River Diversion Channel →Fishing License
Fishing in Missouri is regulated by the Missouri Department of Conservation. Most anglers 16 and older need a valid license, with some exceptions for residents, youth, or shore-based fishing depending on the state.
Get a Missouri fishing license →Before you cast a line, check:
- Size and bag limits for your target species on Castor River Diversion Channel specifically
- Whether Castor River Diversion Channel has any special regulations (slot limits, catch-and-release zones, closed seasons)
- Your license requirements based on age, residency, and whether you're fishing from the bank or a boat
- Any required stamps or endorsements for specific species (e.g. trout, saltwater)