Here's some Diomedes info.

Call Sign UEMO
Pilot House email
Official Number 578066

Length Overall 180'
Breadth (Max) 40'
Depth Midships 14'
Weight 825 metric tons

It was originally built by Halter Marine Services' Shipyard, Hull 568
as a supply vessel, "mud boat," the F/V Lincoln Seahorse to service oil rigs in the Gulf of Mexico.
It was coverted to a crab catcher-processor by Marco in Seattle in 1988.

The main engines are Caterpillar D-399's
The two big generators are Caterpillar 3408B's
The two little generators and the bow thruster are Detroit Diesel (General Motors) 8V71's
The refrigeration compressors are two Sabroe SAB 110 screw compressors and a Sabroe TCMO 28 reciprocating compressor
Most of the main hydraulics pumps are Vickers 3525V25A21's and 35V30A's
It's a house forward boat like the Atka. I'll try and get more interesting info and drawings up later on.

Here's a link back.