Fig. A1. Animation showing the effect of food type (free prey, attached food) on G. affinis lateral body shape.

Fig. A2. Animation showing the effect of food type (free prey, attached food) on G. affinis dorsal body shape.

Fig. A3. Animation showing the effect of food type (free prey, attached food) effect on G. affinis pectoral fin shape.

Fig. A4. Animation showing the major effect of orientation (mid-water, other treatments) on G. affinis lateral body shape.