1. Poseidon Poseidon is the god of the sea, earthquakes, and horses He had a bad temper. When he was mad he would strike the ground with his trident and create unruly springs, earthquakes, ship wrecks, and drownings However when he was in a good mood he would create islands from the sea and have a calm sea. Poseidon is Greek for “husband” Poseidon married a sea nymph named Amphitrite Tommy Stockhausen