The Northern Puffer is found from Cape Cod, Mass., to northeastern Florida, where they live over sandy bottoms near or amid seagrass in waters ranging from 3 to 180 feet deep.

The fish inhabit inshore and near-shore areas, over sand or mud bottoms, the agencies said. Another type of puffer fish, the northern puffer, is more common in Rhode Island waters.

Like other puffer fish, the grass puffer accumulates the neurotoxin TTX to discourage would-be predators. However, grass puffers also accumulate a non-toxic analog of TTX called 5,6,11-trideoxyTTX ...

Like other puffer fish, the grass puffer accumulates the neurotoxin TTX to discourage would-be predators. However, grass puffers also accumulate a non-toxic analog of TTX called 5,6,11-trideoxyTTX ...

When you are diving and see this slow-moving 15-inch-long fish, look but don’t touch! The puffer-fish has a very-deadly neurotoxin in its skin that is over 1,000 times more powerful than cyanide.