On 8/6/1996 1, the vessel RIVIERA NO. 1 (Official Number 198565) was involved in a sank - founders (taking on water above the waterline) in SLIPPERY ROCK, CHATHAM SOUND, B.C.,.

The vessel, with 0 persons on board, experienced the incident while engaged in regular operations. Fortunately, the ship was able to continue its voyage. No injuries or fatalities were reported, and there was pollution.

This incident was officially recorded by Transport Canada on 2/6/1997 1. Weather at the time was reported as .

Taking on water, after striking rocks, and in need of pumps. Pumps supplied by Coast Guard v/l and a nearby fish packer. Vessel towed into Fairview Floats in Prince Rupert.