Dec 17 (Reuters) - Gran Tierra Energy Inc GTE.TO :
* Announces independent resource estimates
* Says an independent assessment of co's prospective resources on its colombian
exploration properties has been completed
* An updated independent assessment of co's contingent and prospective
resources on its peruvian exploration properties completed
* Says results of assessment demonstrate significant prospective resources in
co's colombian business unit as at September 30, 2015
* Resources assessment for peruvian business unit,effective September 30, 2015,
not significantly different than assessment effective January 1, 2015
* Source text for Eikon
* Further company coverage GTE.TO