The US Navy’s JHSV ships won’t be the only ones of their kind. Oman, which already operates a pair of 65m Austal fast catamarans as civil ferries, has decided to add a pair of slightly larger ships for military use.

The USA’s JHSVs are 103m in length, but Oman has picked an “HSSV” based on Austal’s smaller 72m TSV design. Cargo payload drops far faster than length, from 600t fully loaded for the JHSV to just 320t for the HSSV, which also carries 69 crew with 69 fixed berths and can seat 250. […]