Pennsylvania Fish and Boat Commission research vessel Perca, which works out of Erie, docked at Presque Isle Marina at Marina Lake on Presque Isle State Park in Erie, 2:50 p.m. 21 June 2005.

The vessel was built in 1959 and is 50 feet long and 20 feet wide. It has a maximum speed of 10 knots. The vessel carries a crew of three; the captain, an engineer and a scientist.

The vessel's master is Paul C. Atkinson of Colespring Road in Girard, Pennsylvania.