You can chase so many species in New Hampshire, it's difficult to even know where to start listing them. Saltwater species include bluefish, redfish, flounder, and black sea bass. Inland, you'll find smallmouth and largemouth bass, walleye and northern pike. You'll also find Atlantic salmon and sturgeon, as well as crappie, brown trout and rainbow trout.
Check out these Mirror Lake, NH fishing resources: