When Is Jellyfish Season In Myrtle Beach?

Myrtle Beach is a popular vacation destination along the South Carolina coast, known for its beautiful beaches, attractions, delicious seafood restaurants, and more. But underneath the sun and surf, the threat of jellyfish stings can put a damper on enjoying the water during certain times of year.

If you’re wondering when is jellyfish season in Myrtle Beach and if it’s safe to swim, here’s a quick answer: The main jellyfish season in Myrtle Beach runs from late May through early August. Jellyfish tend to be most numerous in June and July when sea turtle nesting season peaks.

You can still swim safely by wearing protective clothing like rash guards and avoiding areas where jellyfish have been spotted.

In this comprehensive guide of around 3000 words, we’ll explain everything you need to know about the jellyfish species found along the Myrtle Beach coast, what causes them to bloom in such high numbers in the summer, where they tend to congregate, how to identify them, treat stings, and keep enjoying the beach without as much worry about running into the gelatinous creatures.

Common Jellyfish Species in Myrtle Beach

Sea Nettles

One of the most common jellyfish species found in Myrtle Beach is the Sea Nettle. These jellyfish have long tentacles covered with stinging cells, which they use to capture prey. While their sting can be painful, it is not typically dangerous to humans.

Sea Nettles are usually found in warm waters and can be seen floating near the surface. They are easily recognizable by their bell-shaped bodies and reddish-brown coloration.

Cannonball Jellyfish

Another jellyfish species that frequents the waters of Myrtle Beach is the Cannonball Jellyfish. As their name suggests, these jellyfish have a round, ball-like appearance. They are typically larger than Sea Nettles and have a translucent white color.

Unlike Sea Nettles, Cannonball Jellyfish have shorter tentacles and a less potent sting. They are often found in large numbers during the summer months and are harmless to humans.

Moon Jellyfish

The Moon Jellyfish is another species commonly spotted in Myrtle Beach. These jellyfish have a transparent, saucer-shaped bell with short, delicate tentacles. Moon Jellyfish are known for their gentle pulsating movements, which propel them through the water.

They are typically harmless to humans, with only mild stinging cells.

It is important to note that while these jellyfish species are commonly found in Myrtle Beach, their presence can vary depending on factors such as water temperature, currents, and seasonal changes. It is always a good idea to check with local authorities or lifeguards for any jellyfish advisories before swimming in the area.

When is Jellyfish Season in Myrtle Beach?

Jellyfish season in Myrtle Beach is a concern for many beachgoers, as these creatures can sometimes be encountered while swimming or lounging along the coast. Understanding when jellyfish season occurs can help visitors plan their trips and take necessary precautions to ensure a safe and enjoyable beach experience.

Peak Months

The peak months for jellyfish sightings in Myrtle Beach typically occur during the summer season, from June to August. During these months, the water temperature rises, providing an ideal environment for jellyfish to thrive.

It is important to note that not all jellyfish species are present in Myrtle Beach, and the frequency of sightings can vary from year to year.

While the exact dates of jellyfish season can vary, it is generally recommended to exercise caution when swimming during the summer months, especially if there have been recent reports of jellyfish sightings.

Lifeguards and local authorities often provide updates on jellyfish activity, so it is a good idea to check with them before entering the water.

Yearly Differences and Other Factors

It is important to understand that jellyfish season can vary from year to year due to a variety of factors. These factors include water temperature, weather patterns, and the availability of food sources for jellyfish.

For example, a warmer-than-average summer may lead to an increase in jellyfish populations, while a cooler summer may result in fewer sightings.

Additionally, the presence of jellyfish can also be influenced by ocean currents and wind patterns. Some years may see higher concentrations of jellyfish along the coast, while other years may have fewer sightings.

It is always a good idea to stay informed about current conditions and any advisories issued by local authorities.

If you are planning a visit to Myrtle Beach and are concerned about jellyfish season, there are steps you can take to minimize the risk of encountering these creatures. Wearing protective swimwear, such as rash guards or wetsuits, can help prevent jellyfish stings.

It is also advisable to swim in designated areas with lifeguards present and to avoid swimming during times of high jellyfish activity.

For more information about jellyfish season in Myrtle Beach and beach safety tips, you can visit the Myrtle Beach website or contact local authorities.

What Causes Jellyfish Blooms in Myrtle Beach?

Jellyfish blooms are a common occurrence in Myrtle Beach, and understanding the factors that contribute to their presence can help beachgoers plan their trips accordingly. Several factors can contribute to jellyfish blooms in this area:

Water Temperature

Jellyfish are ectothermic creatures, meaning their body temperature is regulated by the surrounding water. Warmer water temperatures can create the ideal conditions for jellyfish to reproduce and thrive.

In Myrtle Beach, the water temperature typically starts to rise in late spring and peaks during the summer months, making it prime jellyfish season.

Salinity Levels

The salinity levels in the ocean can also influence jellyfish populations. Jellyfish are more commonly found in areas with higher salinity levels. Myrtle Beach has a moderate salinity level, which can support the growth of jellyfish populations.

Nutrient Availability

Jellyfish thrive in areas where there is an abundance of nutrients in the water. In Myrtle Beach, the combination of nutrient-rich runoff from nearby marshes and the Atlantic Ocean’s naturally occurring nutrients can contribute to the growth of jellyfish populations.

Currents and Winds

The ocean currents and winds can also play a role in the presence of jellyfish blooms. Strong currents can bring jellyfish closer to the shore, increasing the likelihood of encounters with swimmers. Additionally, winds can push jellyfish towards specific areas along the beach, making them more concentrated in certain locations.

While these factors contribute to jellyfish blooms in Myrtle Beach, it’s important to note that the presence of jellyfish can vary from year to year. Factors such as weather patterns and oceanic conditions can influence the intensity and duration of jellyfish blooms.

If you are planning a trip to Myrtle Beach and are concerned about jellyfish, it’s always a good idea to check local beach advisories and speak with lifeguards for the most up-to-date information. Remember, while jellyfish can be a nuisance, most species found in Myrtle Beach are harmless to humans.

By being aware and taking necessary precautions, you can still enjoy your time at the beach!

Where are Jellyfish Commonly Found in Myrtle Beach?

Jellyfish are fascinating creatures that can be found in various bodies of water around the world, including the coastal areas of Myrtle Beach. While they are not always present, there are certain locations where jellyfish sightings are more common.

In Myrtle Beach, jellyfish sightings are most frequently reported in the following areas:

Northern Myrtle Beach

In the northern part of Myrtle Beach, jellyfish sightings are more prevalent due to the presence of warmer ocean currents and favorable environmental conditions. Areas such as Cherry Grove Beach and Ocean Drive Beach are known for occasional jellyfish sightings.

It’s important to be cautious when swimming in these areas during jellyfish season, which typically occurs in the summer months.

Myrtle Beach State Park

Myrtle Beach State Park is another location where jellyfish are commonly found. The park’s natural marine environment provides a suitable habitat for jellyfish, making it more likely to encounter them while swimming or walking along the shoreline.

Visitors to Myrtle Beach State Park should be aware of jellyfish warnings and take necessary precautions to avoid stings.

Huntington Beach State Park

Located just south of Myrtle Beach, Huntington Beach State Park is another area where jellyfish sightings are reported. The park’s diverse ecosystem, including marshes, tidal creeks, and the Atlantic Ocean, creates an ideal environment for jellyfish to thrive.

Visitors to Huntington Beach State Park should be mindful of jellyfish presence and follow any posted warnings or advisories.

It’s important to note that jellyfish sightings can vary from year to year and are influenced by factors such as water temperature, tides, and weather conditions. If you are planning a trip to Myrtle Beach and are concerned about jellyfish, it’s always a good idea to check with local authorities or lifeguards for the most up-to-date information on jellyfish sightings and precautions.

How to Identify Jellyfish Species

When spending time at the beach, it’s important to be able to identify the different jellyfish species that may be present in the water. This knowledge can help you avoid getting stung and ensure a safe and enjoyable beach experience. Here are some tips on how to identify jellyfish species:

1. Observe the Shape and Color

Jellyfish come in a variety of shapes and colors, which can help you identify the species. Some jellyfish have a bell-shaped body, while others may be more cylindrical or disc-shaped. Pay attention to the color of the jellyfish as well, as it can range from transparent to various shades of pink, blue, or purple.

2. Look for Tentacles

Tentacles are a defining characteristic of jellyfish. They extend from the bell-shaped body and are used to capture prey. Different jellyfish species have different types of tentacles, ranging from long and thin to short and frilly.

Take note of the tentacles’ color and texture as well, as this can provide additional clues about the species.

3. Check for Patterns or Markings

Some jellyfish species have distinctive patterns or markings on their bodies. These can include spots, stripes, or even bioluminescent features. By paying attention to these unique characteristics, you can narrow down the species you’re observing.

4. Consult a Field Guide or Online Resource

If you’re unsure about the jellyfish species you’ve encountered, consult a field guide or reputable online resource. These resources often provide detailed descriptions, images, and information about the habitat and behavior of different jellyfish species.

They can be a valuable tool in helping you identify the jellyfish you’ve come across.

Remember, it’s always better to err on the side of caution when dealing with jellyfish. If you’re unsure about a particular jellyfish species, it’s best to keep your distance and avoid any potential stings. Enjoy the beauty of these fascinating creatures from a safe distance!

How to Treat Jellyfish Stings

Jellyfish stings can be a painful and uncomfortable experience, but with the right treatment, you can find relief and help the healing process. Here are some steps you can take to treat jellyfish stings:

1. Remove Tentacles

When treating a jellyfish sting, it’s important to first remove any remaining tentacles from the affected area. This can be done by carefully using tweezers or a gloved hand to gently lift the tentacles off the skin. It’s important to avoid using bare hands to prevent further contact and stings.

2. Rinse with Seawater

After removing the tentacles, rinsing the affected area with seawater can help to deactivate the stinging cells and remove any remaining toxins. Avoid rinsing with freshwater as it can cause the release of more venom.

3. Apply Vinegar or Hot Water

Applying vinegar or hot water to the sting can help to neutralize the venom and alleviate pain. Vinegar is commonly recommended for treating jellyfish stings, but hot water can also be effective. It’s important to note that hot water should be at a temperature that is tolerable for the person experiencing the sting.

4. Use Over-the-Counter Remedies

Over-the-counter remedies such as hydrocortisone cream or antihistamines can help to reduce itching and inflammation associated with jellyfish stings. These can be applied topically according to the instructions on the packaging.

5. Seek Medical Attention

If the symptoms persist, worsen, or if you experience severe pain, difficulty breathing, or other signs of an allergic reaction, it’s essential to seek medical attention immediately. A healthcare professional will be able to provide appropriate treatment and ensure proper care.

It’s important to remember that prevention is key when it comes to jellyfish stings. Avoid swimming in areas where jellyfish are known to be present, and always pay attention to warning signs or advisories. Stay safe and enjoy your time at the beach!

How to Avoid Jellyfish in Myrtle Beach

Wear Protective Swimwear

One of the best ways to avoid jellyfish stings while swimming in Myrtle Beach is to wear protective swimwear. This can include rash guards, wetsuits, or even full-body swimsuits. These types of swimwear provide an extra layer of protection against jellyfish tentacles, reducing the chances of a sting.

Additionally, wearing swimwear made of thicker fabrics can also help to prevent stings.

Check Jellyfish Forecasts and Warnings

Before heading to Myrtle Beach, it’s a good idea to check jellyfish forecasts and warnings. There are several websites and apps available that provide up-to-date information on jellyfish activity in the area.

By staying informed about the presence of jellyfish, you can plan your beach visit accordingly and avoid swimming during peak jellyfish season. Some reliable sources for jellyfish forecasts include the National Oceanic and Atmospheric Administration (NOAA) website and local beach authority websites.

Avoid Areas Where Jellyfish Gather

To further minimize the risk of encountering jellyfish, it’s important to avoid areas where they tend to gather. Jellyfish are often found near jetties, piers, and other structures in the water. They are also more likely to be present in areas with seaweed or other debris.

By staying away from these areas, you can greatly reduce the chances of coming into contact with jellyfish. Additionally, swimming in clear, open waters that have been deemed safe by beach authorities can also help to minimize the risk.

Remember, while jellyfish stings can be painful, most are not life-threatening. If you do happen to get stung, it’s important to seek medical attention if necessary and follow proper first-aid procedures.

By taking precautions and staying informed, you can enjoy a safe and jellyfish-free experience while swimming in Myrtle Beach.


We hope this complete guide to jellyfish season in Myrtle Beach has prepared you to identify these sea creatures and know how to prevent and treat stings. While jellyfish can put a damper on water activities at times, there are still plenty of ways to safely enjoy the beautiful beaches.

By wearing protective clothing, keeping an eye out for jellyfish warnings, and avoiding areas where they gather, you can minimize unwanted encounters. And if stung, quickly treating the area can provide relief from symptoms. We wish you safe and fun-filled days relaxing under the Myrtle Beach sun!

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