Rathtrevor Beach Provincial Park. Attention Visitors – Essential Notice! Western Thatch Ants Rathtrevor Beach Provincial Park hosts Western Thatch Ants. At the moment of the season these ants are extremely active so please respect these natural bugs and give a wide berth to any unnecessary interruption of these houses, that are by means of mounds. Please keep all meals sealed and stored away you should definitely being used, and employ garbage and recycling bins to get rid of waste. These…