Tang or Surgeonfish

Tang or surgeonfish Acanthuridae species Tang or surgeonfish average 20 to 25 centimeters (8 to 10 inches) in length, with a deep body, small mouth, and bright coloration. They have needlelike spines on the side of the tail that cause extremely painful wounds. This fish is found in all tropical waters.

Stonefish

Stonefish Synanceja species Stonefish are found in the tropical waters of the Pacific and Indian oceans. Averaging about 30 centimeters (12 inches) in length, their subdued colors and lumpy shape provide them with exceptional camouflage. When stepped on, the fins in the dorsal spine inflict an extremely painful and sometimes fatal wound.

Siganus Fish

Siganus fish The siganus fish is small, about 10 to 15 centimeters (4 to 6 inches) long, and looks much like a small tuna. It has venomous spines in its dorsal and ventral fins. These spines can inflict painful stings.

Scorpion Fish or Zebra Fish

Scorpion fish or zebra fish Scorpaenidae species Scorpion fish live mainly in the reefs in the Pacific and Indian oceans. They vary from 30 to 90 centimeters (12 to 35 inches) long, are usually reddish in coloration, and have long wavy fins and spines. They inflict an intensely painful sting.

Rabbitfish

Rabbitfish Siganidae species Rabbitfish are found predominantly on the reefs in the Pacific and Indian oceans. They average about 30 centimeters (12 inches) long and have very sharp spines in their fins. The spines are venomous and can inflict intense pain.

Stingray

Stingray Dasyatidae species Stingrays inhabit shallow water, especially in the tropics, but in temperate regions as well. All have a distinctive ray shape, but coloration may make them hard to spot unless they are swimming (Stingrays settle into the sand). Shuffling your feet, rather than stepping, to avoid stepping on a Stingray and triggering their…

Dangerous Sea Animals

Dangerous Fish and Mollusks Fish and mollusks may be one of your major sources of food. Therefore, it is wise to know which ones are dangerous, what the dangers of the various fish are, what precautions to take, and what to do if you are injured by one of these fish. Fish and mollusks will…

Mexican beaded lizard Heloderma horridum Description: Less colorful than its cousin, the gila monster. It has black or pale yellow bands or is entirely black. Characteristics: Very strong legs let this lizard crawl over rocks and dig burrows. It is short-tempered. It will turn and open its mouth in a threatening manner when molested. Its…

Gila monster Heloderma suspectum Description: Robust, with a large head and a heavy tail. Its body is covered with beadlike scales. It is capable of storing fat against lean times when food is scarce. Its color is striking in rich blacks laced with yellow or pinkish scales. Characteristics: Not an aggressive lizard, but ready to…

Yellow-bellied sea snakePelamis platurus Description: Upper part of body is black or dark brown and lower part is bright yellow. Characteristics: A highly venomous snake belonging to the cobra family. This snake is truly of the pelagic species – it never leaves the water to come to shore. It has an oarlike tail to aid…