Jan 4 (Reuters) - Bonavista Energy Corp BNP.TO
* Bonavista Energy Corporation announces increase to exchangeable share ratio
* Bonavista Energy Corp says increase to exchange ratio of its exchangeable shares from 1.42923 to 1.43223; effective on January 16, 2017 Source text for Eikon: ID:nMKWjngjQa Further company coverage: BNP.TO