Fleet Description
Locations
Pacific Northwest
| Vessel Name | Horsepower | Bollard Pull | Propulsion |
| Nanuq | 10,192 | 220,000 lbs | Voith-Schneider Cycloidal |
| Tan'erliq | 10,192 | 220,000 lbs | Voith-Schneider Cycloidal |
| Response | 7,240 | 154,000 lbs | Voith-Schneider Cycloidal |
| Vigilant | 6,800 | 182,000 lbs | Rolls-Royce Azimuthing |
| Protector | 5,500 | 120,000 lbs | Voith-Schneider Cycloidal |
| Guard | 5,500 | 120,000 lbs | Voith-Schneider Cycloidal |
| Guide | 4,800 | 111,500 lbs | Voith-Schneider Cycloidal |
| Chief | 4,800 | 111,500 lbs | Voith-Schneider Cycloidal |
San Francisco Bay Area
| Vessel Name | Horsepower | Bollard Pull | Propulsion |
| Valor | 6,800 | 182,000 lbs | Rolls-Royce Azimuthing |
| Goliah | 5,150 | 140,000 lbs | Rolls-Royce Azimuthing |
Los Angeles / Long Beach / El Segundo
| Vessel Name | Horsepower | Bollard Pull | Propulsion |
| Admiral | 4,800 | 108,800 lbs | Voith-Schneider Cycloidal |
| Leader | 4,800 | 108,800 lbs | Voith-Schneider Cycloidal |
| Master | 4,800 | 108,800 lbs | Voith-Schneider Cycloidal |
| Veteran | 6,800 | 182,000 lbs | Rolls-Royce Azimuthing |
San Diego
| Vessel Name | Horsepower | Bollard Pull | Propulsion |
| Tioga | 4,500 | 110,000 lbs | Ulstein Azimuthing |
| Scout | 4,800 | 104,000 lbs | Voith-Schneider Cycloidal |