These two-lined seahorses (Hippocampus erectus) are mated and preforming a courtship dance. This dance is done most mornings as a form of greeting to one another, and it often involves swimming in a slow spiral through the water column as they ‘mirror’ each other. This courtship dance can continue for days until mating is successful. When she is ready the female will attempt to deposit her eggs in the males ‘brood pouch’ where they will be fertilized and remain for the gestation period. Yes- the