Appendix: Guidelines and recommendations for observing cetaceans

This info is according to Ballenas y delfines de América Central / Whales and Dolphins of Central America. I'll try my best to reword this, but I'm not good at that. I apologise if any of the authors sees this...

What to do

 * 1) Approach animals from the sides and behind.
 * 2) Keep your boat or vessel on a fixed coarse.
 * 3) Maintain the boat at a constant speed.
 * 4) Always keep the boat at the speed of the slowest animal.

What not to do

 * 1) Interrupt the animals' movement.
 * 2) Pursue or surround them.
 * 3) Put the boat's motor in reverse.
 * 4) Continuously turn the boat's motor on and off.
 * 5) Disturb or interfere with groups of cetaceans while they are feeding or mating.