Haven't been outside of the Gate with the Coot. Presume it handles seas as well as most boats its size. It is strong, however: consider the strength of its doors and windows as well as its low profile. Expect it to handle seas better than its crew.
The blue-hulled (whose saloon arrangement is much different than mine)
Cormorant, now for sale, is hull #5. Here shown behind my Coot (hull #6) at the builder's dock in early 2011: