I only get gorebyss spiral and huntail spiral.
Huntail Spiral- Available from the start. This move can be performed by doing three Right Rolls in a row. Gorebyss Spiral— Available from the start. This move can be performed by doing three Left Rolls in a row. Lanturn 360— Learned after becoming No. 1 on one course. This move can be performed by doing a Front Flip, Backflip, and a Front Flip in succession.Performing this move when the waves are high earns the player more points than usual. Primarina Twist— Learned after becoming No. 1 on two courses. This move can be performed by doing three Backflips in a row.Performing this move when the waves are low earns the player more points than usual. Starmie 720 — Learned after becoming No. 1 on three courses. This move can be performed by doing a Right Roll, Left Roll, Right Roll, and a Front Flip in succession.This move earns the player a large number of points regardless of the size of the wave. Over The Gyarados— Learned after becoming No. 1 on all courses and then talking to the Boss of the Surf Association. This move can be performed by spinning in all four directions in turn.Performing this move once earns the player a large number of points, but doing it multiple times in a row will cause them to lose points. Magikarp Splash— Available from the start. This move can be performed by failing to complete each of the other moves.Performing this move only once earns the player a large number of points.
Source
I'ma go tell you how :)
Magikarp Splash - learned from the start Performing this move for the first time earns the player a large number of points, but subsequent performances aren't worth much Huntail spiral - learned from the start Gorebyss spiral - learned from the start Lanturn 390 - learned by getting no. 1 on one course Performing this move when the waves are high earns the player more points than usual Primarina Twist - learned by getting no. 1 on two courses Performing this move when the waves are low earns the player more points than usual Starmie 720 - learned by getting no. 1 on three courses Over-The-Gyarados - learned after becoming No. 1 on all courses and then talking to the Boss of the Surf Association Performing this move once earns the player a large number of points by doubling the score of the previous jump, but doing it multiple times in a row will cause the player to lose points
Magikarp Splash - learned from the start Performing this move for the first time earns the player a large number of points, but subsequent performances aren't worth much
Huntail spiral - learned from the start
Gorebyss spiral - learned from the start
Lanturn 390 - learned by getting no. 1 on one course Performing this move when the waves are high earns the player more points than usual
Primarina Twist - learned by getting no. 1 on two courses Performing this move when the waves are low earns the player more points than usual
Starmie 720 - learned by getting no. 1 on three courses
Over-The-Gyarados - learned after becoming No. 1 on all courses and then talking to the Boss of the Surf Association Performing this move once earns the player a large number of points by doubling the score of the previous jump, but doing it multiple times in a row will cause the player to lose points
Mantine can also get Magikarp Splash from the beginning but it's short of a hidden move. You can get it by rolling 4 times on different sides (can be 2 on one and 2 on the other) and not using any other move.
That's all! SeeYaLater!