This small tug was built in 1960 by Diesel Sales & Service of Burlington, ON as the Burlington Bertie. McKeil Marine Ltd. of Hamilton, ON owned the tug early in her career. She was later sold to Beaver Marine and renamed Beaver Gamma. McNally International of Hamilton, ON eventually purchased the tug.
Beaver Gamma works in the contracting trades in Nova Scotia for McNally.
- Type: Single Screw Tugboat
- Year Built: 1960
- Builder: Diesel Sales & Service Ltd., Burlington, ON
- Horsepower: 170 bhp
- Length: 37′ 01″
- Breadth: 12′ 09″
- Depth: 6′ 00″
- Port of Registry: Hamilton, ON