These fins are used for camouflage from enemies and find food. The pectoral fins to swim. The pectoral fins are translucent and hard to see on the Sea Dragon.
These fins are used for example to hide from enemies and find food. Use to fill in the swimming fins that looks translucent chest fins and visible is difficult when the Dragon sea movement.
These fins are for disguising the enemy, and use of food for use in the said in the swimming, which he said is the transparent and visible when the dragon sea movement is difficult.