Fédération Internationale de Natation (FINA) is the International Federation (IF) recognized by the 'International Olympic Committee' (IOC) for administering international competition in the aquatic sports (its name translated from French is "International Swimming Federation").

FINA currently oversees competition in five aquatic sports: swimming, diving, synchronized swimming, water polo and open water swimming.

Fig. A

The referee lowers the arm from a vertical position to signal (i) the start of the
period (ii) to restart after a goal (iii) the taking of a penalty throw.

Fig. B

To point with one arm in the direction of the attack and to use the other arm to
indicate the place where the ball is to be put into play at a free throw, goal throw or
corner throw.

Fig. C

To signal a neutral throw. The referee points to the place where the neutral
throw has been awarded, points both thumbs up and calls for the ball.

Fig. D

To signal the exclusion of a player. The referee points to the player and then
moves the arm quickly towards the boundary of the field of play. The referee then
signals the excluded player’s cap number so that it is visible to the field of play and
the table.

Fig. E

To signal the simultaneous exclusion of two players. The referee points with
both hands to the two players, signals their exclusion in accordance with Fig. D, and
then immediately signals the players’ cap numbers.

Fig. F

To signal the exclusion of a player with substitution. The referee signals
exclusion in accordance with Fig. D (or Fig. E if appropriate) and then rotates the
hands round one another in such a way that is visible to both the field of play and the
table. The referee then signals the excluded player’s cap number to the table.

Fig. G

To signal the exclusion of a player without substitution. The referee signals
exclusion in accordance with Fig. D (or Fig. E if appropriate) and then crosses the
arms in such a way that is visible to both the field of play and the table. The referee
then signals the excluded player’s cap number to the table.

Fig. H

To signal the award of a penalty throw. The referee raises an arm with
five fingers in the air. The referee then signals the offending player’s cap number to the
table.

Fig. I

To signal that a goal has been scored. The referee signals by whistle and by
immediately pointing to the centre of the field of play.

Fig. J

To indicate the exclusion foul of holding an opponent. The referee makes a
motion holding the wrist of one hand with the other hand.

Fig. K

To indicate the exclusion foul of sinking an opponent. The referee makes a
downward motion with both hands starting from a horizontal position.

Fig. L

To indicate the exclusion foul of pulling back an opponent. The referee makes a
pulling motion with both hands vertically extended and pulling towards his body.

Fig. M

To indicate the exclusion foul of kicking an opponent. The referee makes a
kicking movement.

Fig. N

To indicate the exclusion foul of striking an opponent. The referee makes a
striking motion with a closed fist starting from a horizontal position.

Fig. O

To indicate the ordinary foul of pushing or pushing off from an opponent. The
referee makes a pushing motion away from the body starting from a horizontal
position.

Fig. P

To indicate the ordinary foul of impeding an opponent. The referee makes a
crossing motion with one hand horizontally crossing the other.

Fig. Q

To indicate the ordinary foul of taking the ball under the water. The referee
makes a downward motion with a hand starting from a horizontal position.

Fig. R

To indicate the ordinary foul of standing on the bottom of the pool. The referee
raises and lowers one foot.

Fig. S

To indicate the ordinary foul of undue delay in the taking of a free throw, goal
throw or corner throw. The referee raises a hand once or twice with the palm turned
upwards.

Fig. T

To indicate a violation of the two-metre Rule. The referee indicates the number
2 by raising the fore and middle fingers in the air with the arm vertically extended.

Fig. U

To indicate the ordinary fouls of wasting time and expiry of 30 seconds’
possession. The referee moves a hand in a circular motion two or three times

Fig. V

By a goal judge to signal for the start of a period, a goal throw or corner throw.

Fig. W

By a goal judge to signal an improper start, restart or improper re-entry of an
excluded player or substitute.

Fig. X

By a goal judge to signal a goal throw or corner throw.

Fig. Y

By a goal judge to signal a goal.