1. From a biological point of view, the three-spotted hippocampus is a large animal with a flat side, a protruding abdomen, a heptagonal trunk, a quadrilateral tail, and a tapering and curled tail. Its head is like a horse's head, perpendicular to thousands of parts of the body, with a short crown and five short spinous processes at the top. Its kiss is slender and tubular, and the kiss length is slightly longer than the orbital back. In addition, its eyes are small and round, the supraorbital spine is well developed, thin and sharp, bent backward, with a small mouth, front position and no teeth. Its gill cover is prominent and its gill hole is very small, which is located near the back of the head. Its body is scaleless, surrounded by bone rings and has no lateral lines. Its back is dark brown and its eyes have radial brown stripes. There is a bag on the ventral surface of its male tail.
2. In terms of living habits, Hippocampus tritaeniorhynchus has strong reproductive ability, rapid growth, shallow habitat and water depth of 50-60m. This kind of animal is common in the offshore shallow sea where seaweed and seaweed grow more. Mainly eat copepods, amphipods, cladocera and various shrimps. Its service life can reach more than 3 years. Distributed in most areas of the eastern Indian Ocean and the western Pacific Ocean.
I hope the above information is helpful to you. If you need a deeper understanding, you can consult professional biology books or consult biologists for more information.