The M/V Merlin, a 110′ crew boat/research vessel, was refitted in 2007.
| Length Overall | 110′ | Cargo Capacity | 40 Tons |
| Length at Waterline | 91.2’ | Builder | Swiftships |
| Beam | 19.5’ | USCG Doc. No. | 641765 |
| Draft | 6′ | Date Built | 1981 |
| Weight | 95 Tons | Fuel | 4800 Gal |
| Hull Construction | Welded Aluminum w/5 watertight bulkheads | Potable Water | 1150 Gal |
| Open Deck Space | 43’ x 16′ | Black Water | 900 Gal |
| Three 12V71 Detroit Diesel Engines | |
| One 3/71 Detroit 30 KVA Generator – 208 V-3 Phase | 120 & 72 Mile Radars |
| One Northern Lights 12 KVA Generator – 208 V-3 Phase | Three VHF, One SSB, and One HF Radio |
| One 3/71 Detroit Powered Hawe Hydraulic Pump | AIS, ADF, Loran, GPS, Sat Phone, XMWX Satellite Weather |
| One 20 HP Electric Powered Hawe Hydraulic Pump | |
| Palfinger 95,000 ft-lb Hydraulic Knuckleboom Crane | |
| 70 GPH Water Maker | w/35’ Reach & 5000 lb Winch w/100’ of Spectra Line |
| Two 20 SCFM House (120 psi) Air Compressors | Three 5000 lb Electric Deck Winches |
| One 9 SCFM Mako 5000 psi Dive Compressor | Four Point Mooring |