BEST BET Today Fishing and Boating Flea Market, sponsored by the Essex-Middle River Chapter of the Maryland Saltwater Sportfishermen's Association, Commodore Hall, 1909 Old Eastern Ave., Essex. New and used fishing tackle, boats, trailers and professional knife sharpening. Hours: 9 a.m.-2 p.m. Information and directions: 410-686-2348.

BIRDING Wednesday Guided bird hike through several types of habitat, 8 a.m., Patuxent Research Refuge Visitor Center, Powder Mill Road, Laurel. Field guides and binoculars recommended. For ages 16 and older. Call 301-497-5887 to register.

FISHING Monday Bob Sadzinski, a state fisheries biologist, will discuss the history of American shad and its future in the Susquehanna River at a meeting of the Perry Hall Chapter of Maryland Saltwater Sportfishermen's Association, 7:30 p.m., American Legion Post 130, 8666 Silver Lake Drive. Visitors welcome. Details: 410-828-0575.

HIKING Today Hike eight miles on the trails of Annapolis. Some old trails and some new ones, some woods, shorelines and neighborhoods, plus great views of Maryland's capital city. Step off at 9:15 a.m. Details: www.amc-dc.org (click: "Activity List") or 410-263-1844.

FYI Items Calendar submissions may be mailed to Outdoors Editor, The Baltimore Sun, 501 N. Calvert St., Baltimore, MD 21278-0001, or e-mailed to candy.thomson@baltsun.com. Please include time, date and location, as well as a short description and a telephone number for more information.

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