The Audubon Society and the Arrowhead chapter of Trout Unlimited are conducting fly tying classes in February at the Buffalo Creek Nature Park, 154 Monroe Road in Buffalo Township.

The classes will be from 7 to 9 p.m. on Feb. 7, 14, 21 and 28.

For the cost of materials, members will be charged $10 and nonmembers will be charged $15. Registration is required because space is limited. People can register at aswp.org or by calling 724-295-3589. Participants will tie two or three flies in each session. Minors must be accompanies by an adult.