Spearfishing for boarfish in New Zealand Giant boarfish (Paristiopterus labiosus) The giant boarfish is virtually unknown to line fisherman. Living on worms (which they dig out from the sand like a pig uses its snout). Their long snout is their most distinguishing feature and gives them their name. They grow up to 80cm but are frequently around 50cm. They are normally found on plain, sandy areas or near weed lines, below 10m. This makes Boarfish one of the most prized spearing fish.