Anyone who accidentally steps on it can suffer a painful injury from its venomous spines. Stepping on a weever fish causes immediate painAround 30 to 40 people suffer weever fish stings on German coasts each year. During the breeding season, groups of weever fish move into shallow waters, where most accidents occur. What to do after a stingAfter a weever fish sting, experts recommend removing any remaining spine as soon as possible and disinfecting the wound. Chefs must carefully remove its venomous spines before preparing it as food, including when using it in Marseille’s traditional bouillabaisse.