I don't put a lot of weight on so-called "water tests" of ammunition, but I found these interesting:
YouTube - Snub Nose Water Expansion Test - .357 Mag - 135 Gr. Short Barrel Gold Dot
YouTube - Snub Nose Water Expansion Test - .357 Mag - 125 Gr. DPX
YouTube - Snub Nose Water Expansion Test - .357 Mag - 135 Gr. Short Barrel Gold Dot
YouTube - Snub Nose Water Expansion Test - .357 Mag - 125 Gr. DPX