The most poisonous crabs in the sea are the Patterned Aegis Crab, Patterned Aegis Crab, and Emerald Crab.

1, Patterned Aijie Crab

It is a kind of crab living in the western Pacific Ocean and subtropical waters of India. The patterned Aijie crab body contains poison, tetrodotoxin and paralytic shellfish poison two kinds of poison. The Patterned Ajax Crab has an oval-shaped, yellowish-brown, purple-tinged green shell, which is relatively thin, smooth in appearance and soft around the periphery. It is easily recognized by its spoon-shaped pincers, which are pointed black at the front.

The meat of the Patterned Ajax Crab is so incredibly toxic that many scientists feel it can be compared to the puffer fish, and I'm sure we're all well aware of how horrible tetrodotoxin is.

2, copper casting ripe crab

Believe that the land cobra, you have seen a lot, but this is known as the water cobra crab, you have understood? Copper casting cooked if the crab inhabits the coral reefs in subtropical waters, the number is very small, their shell colorful, quite a warning color, so that other marine life at a glance know not to eat.

How poisonous is the copper crab? In Japan, experiments have shown that as little as one milligram of cooked copper crab meat can kill more than 30 rats.

3, emerald crab

It is a poisonous saltwater crab, mainly feeding on algae, their shells have the emerald color gorgeous, but we all know, the more colorful the crab is the more deadly. Their body size is small, the diameter is generally not greater than five centimeters, usually like to toxic snails, coral algae, living in the rocks of the red algae, as well as crustaceans like the snowman crab for food.