For the last 175 years, scientists assumed there was only a single species. Jellyfish stings vary greatly in severity. Red lines are common. The main symptoms are pain, burning and redness at the sting site. They are the ones we all really want to avoid as they have quite a significant sting! The Atlantic sea nettle is one of the most common and well known jellyfish along the U.S. East Coast, especially in the Chesapeake Bay and Rehoboth Bay where they commonly sting swimmers in large numbers. Sea nettles are the largest zooplankton in the Bay. Jellyfish stings are relatively common problems for people swimming, wading or diving in seawaters. Sea nettle sting: Introduction. Sea nettles – Jellyfish with a Sting What are they? These menacing looking creatures have a smaller bell than the moon jelly and much longer tentacles. Bay nettle, photographed by Dr. Keith Bayha If you’ve ever been stung by a jellyfish in the Bay, you probably never forgot it. Are there certain times of year some are more prevalent? The sea nettle jellyfish, here pictured in Photos A and B, is well-known to beachgoers and researchers alike. This is what causes the sting. Chances are, if you've been stung by a jellyfish in the Chesapeake Bay, it was by a sea nettle jellyfish. This is what causes the sting. Most often they result in immediate pain and red, irritated marks on the skin. This is what causes the sting. Sting from a jellyfish; Jellyfish cause most of the stings that occur in sea water; The creature's stinger injects venom into the human skin. True Jellies that can have a painful sting: Sea nettle/bay nettles tend to be a late summer resident along with the we’re seeing. Since it was described nearly 175 years ago, the jellyfish has been assumed to … Red lines are common. The jellyfish usually only causes a relatively minor skin rash but prolonged exposure can result in muscle cramps and breathing problems. Sting from a jellyfish; Jellyfish cause most of the stings that occur in sea water; The creature's stinger injects venom into the human skin. Red lines are common. Sea nettle sting: The Sea Nettle is a poisonous jellyfish found in coastal parts of the Atlantic and Gulf areas - especially eastern US. The Sea Nettle is a type of stinging jellyfish often found in Chesapeake Bay The main symptoms are pain, burning and redness at the sting site. The tentacles are loaded with hundreds of stinging cells. Red lines are common. This is what causes the sting. Webster says blooms of this particular variety of jellyfish known as brown stinging nettles (Chrysaora fuscescens) are common in Monterey Bay when there's upwelling and the bay … Like their cousins, the lion’s mane and moon jellyfish, sea nettles have a ring of tentacles that stream down from their bells. The sea nettle Chrysaora chesapeakei is the species of jellyfish in Chesapeake Bay most responsible for painful stings. The main symptoms are pain, burning and redness at the sting site. The sea nettle is also not a very strong swimmer. Another frequently seen jellyfish species is the Atlantic sea nettle. For 175 years, scientists have assumed that the stinging jellyfish we see (and feel) in the Chesapeake was the same single species as the ones found in the ocean. Moon jellyfish [N.C. Aquarium on Roanoke Island photo] What types of jellyfish and jellyfish-like creatures are most common on the Outer Banks? The Sea Nettle is a type of stinging jellyfish often found in Chesapeake Bay Sting from a jellyfish; Jellyfish cause most of the stings that occur in sea water; The creature's stinger injects venom into the human skin. The Sea Nettle is a type of stinging jellyfish often found in Chesapeake Bay Sting from a jellyfish; Jellyfish cause most of the stings that occur in sea water; The creature's stinger injects venom into the human skin. What do they look like? 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