They have no swimming attack so find a mount like a dire wolf lure one to the water and pelt him with trance, bring a magnifying glass to check torpor but it should run right out of the water when itโ€™s good to go and when running from torpor it shouldnโ€™t jump either, I tamed a 150 this way and it spared me the hassle of making a trap

More Managarmr Taming & KO Tips