Maryland Trout Stream Information
Please note that most of the below links take you to external web sites.
Frederick County Stream Information
Frederick County trout stream map
Ed Dizon’s Catoctin Mountain Region Hatch Chart
Fly Fisherman’s Guide to Big Hunting Creek
Big Hunting Creek Hatch Chart (TotalFlyFishing.com)
Catoctin Creek gage height (USGS)
Fishing Creek map (Senneca Valley Trout Unlimited)
Monocacy River water flow rate (USGS)
Hatches of Frederick County streams
Frederick County Stream Survey 2008-2011 Report
Other Maryland Streams
Gunpowder Falls water flow rate (USGS)
Gunpowder River hatch chart (TotalFlyFishing.com)
Morgan Run at London Bridge Rd. water flow data (USGS)
Upper Patuxent Special Trout Management Area (Potomac/Patuxent Trout Unlimited)
Patuxent Catch & Release Area below Brighton Dam Map
Patuxent Catch & Release Area below Brighton water flow data (USGS)
Maryland State Stream Information
Maryland DNR Trout Fishing site
Maryland Public Access Angler Map
Maryland DNR trout stocking page with map
Maryland DNR Freshwater Fisheries - Coldwater Resources Mapping Tool