We recommend finding this book– https://books.google.ca/books?id=VIow98f-9bYC&printsec=frontcover#v=onepage&q&f=false
It seems that the matter became so intense that the government bought a gunboat, called the Rocket.
To learn more about gunboats on the coast: https://warriorpublications.wordpress.com/2011/03/16/gunboats-genocide/