I found this hit from a Goggle search re Tussan’s Cove with a partial description. Unfortunately, the URL listed is no longer available.

The Story of John & Martha Henderson - Genealogy.com
familytreemaker.genealogy.com/users/h/e/n/James...VA/.../0018text.txt

We would not be surprised any time to have a fight at this place, although so far as I am concerned, I would be willing never to be in any. (We have heard about ...……. miles from Sabine Pass on the Calcasieu River in a placed* called Tussan's Cove. On April 24, a Union Gunboat moved up river and fired a number of shells …..

* Would believe "in a place"