Imagine gliding through calm Port Phillip Bay, with the chance to swim alongside friendly seals and dolphins—sounds like a day straight out of a nature documentary, right? This 3-hour Dolphin and Seal Swim tour offered by Moonraker Dolphin Swims promises just that, blending adventure with the chance to connect with some of Australia’s most charismatic marine creatures. While we haven’t done it ourselves, the reviews suggest it can be a memorable experience, especially for those who love marine life and outdoor excursions.
Two features stand out: the opportunity to snorkel with seals at Chinaman’s Hat—a manmade island teeming with Australian Fur Seals—and the possibility of seeing dolphins in their natural environment. The tour’s flexible timing—either morning or afternoon—adds to its appeal, catering to different travel schedules. On the downside, some mention that visibility during snorkeling with dolphins may vary, and the process relies on the animals’ natural behavior, which isn’t always predictable. This tour suits wildlife enthusiasts, families (with children), and anyone eager to enjoy a scenic boat ride with a splash of adventure.
Key Points

- Flexible schedule: Choose morning or afternoon departures to suit your plans
- Includes amenities: Onboard café and bathroom facilities help keep comfort in mind
- Snorkeling gear provided: Everything you need for underwater adventures is included
- Wildlife guarantees: If no dolphins are spotted, rejoin within 3 months at no extra cost
- Interactive experience: Swim with seals and observe dolphins in their natural habitat
- Small group setting: Max 30 travelers for a more personal experience
Starting Point: Sorrento Pier and the Luxury Boat Moonraker

Your adventure kicks off at Sorrento Pier, a charming spot on the Mornington Peninsula, well-known for its maritime atmosphere. After you collect your snorkeling gear and board the Moonraker, a well-equipped, comfortable vessel, the excitement begins. The boat’s size and amenities—like an onboard café and accessible bathrooms—are designed to keep passengers comfortable during the roughly three-hour journey.
We liked the way the crew walks you through the activities, helping everyone feel prepared and confident, whether you’re a seasoned snorkeler or a first-timer. The boat’s multiple levels offer good vantage points for sightseeing, and the overall vibe is professional yet friendly.
You can also read our reviews of more dolphin watching tours in Mornington Peninsula
First Stop: Chinaman’s Hat and Seal Encounter

Once underway, the boat heads toward the designated seal habitat around Chinaman’s Hat, a manmade island that hosts a thriving population of Australian Fur Seals. This part of the tour is particularly engaging, as seals of all ages and sizes come close, curious and inquisitive. Many reviewers, like Rachel, highlight how swimming with seals is a lifelong memory, describing it as “something that you will remember for life.” The seals tend to approach and sometimes even play around snorkelers, making for some delightful underwater moments.
The shallow waters around Chinaman’s Hat are perfect for snorkeling, offering clear visibility and close encounters. The guides are attentive and ensure everyone stays safe while respecting the seals’ space; they emphasize that the animals aren’t there just for show—they’re wild animals, and their welfare is paramount.
Lunch Break: Recharging with Good Food
After the seal encounter, the boat returns to the vessel for a lunch break. The reviews mention a well-served meal—likely simple, hearty fare—that helps restore energy before the next part of the tour. This is an appreciated touch, especially since snorkel sessions can be surprisingly draining, and a good meal keeps spirits high.
Searching for Dolphins: The Main Event

Post-lunch, the crew scans the bay for signs of dolphins. Since these intelligent creatures are resident to Port Phillip Bay, there’s a good chance of sighting them, but as with all wildlife, it depends on their mood and activity that day. When the pod is found, small groups of about ten snorkelers are guided into the water, floating patiently as the dolphins approach.
From the reviews, you’ll appreciate the small group sizes, which allow for better interaction and less disturbance to the animals. We loved the way guides explain the dolphins’ behavior, and how they encourage respectful observation—swimming alongside dolphins is a privilege, not a right, and the guides seem to understand this delicate balance.
Dolphin encounters are unpredictable—sometimes they linger and play, other times they simply swim past. One reviewer described it as “endlessly magical,” while another pointed out that visibility during dolphin snorkeling might not always be perfect. Still, the chance to see these creatures swim freely nearby makes the wait worthwhile.
The Experience: What You Might Expect

Expect floating on the surface, with your snorkel gear helping you breathe comfortably as you watch the dolphins dart through the water. The guides listen for the characteristic squeaks and whistles signaling dolphins’ interest in approaching. The experience is very much about patience—sometimes the dolphins will hang around, sometimes they won’t. Each encounter is unique, and the overall goal is to respect their natural behavior.
The reviews highlight how professional and knowledgeable the staff are, ensuring safety and enhancing the enjoyment of the day. Donna mentions the boat being “roomy with different levels,” which makes it easier to relax and take in views while waiting.
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What’s Included and What Matters

- Snorkeling equipment: All gear is provided, making it easy to just show up and enjoy without extra hassle.
- Café and bathrooms: Onboard facilities help keep the experience comfortable, so you’re not searching for amenities.
- Flexible scheduling: Morning or afternoon departures allow you to fit the tour into your plans.
- Wildlife guarantee: If no dolphins are seen, you can return for free within three months—an attractive offer for wildlife lovers.
The tour’s price of around $150 per person is reasonable considering the inclusions (gear, lunch, expert guides). The value isn’t just in the chance to swim with seals and dolphins but also in the quality of the experience—scenic views, professional staff, and well-maintained boat facilities.
Dealing with Weather and Cancellations

Weather conditions are a factor, as with any outdoor activity. If the weather turns poor, the tour may be canceled, and you’ll be offered a different date or a full refund. The tour’s cancellation policy is flexible, allowing free cancellation up to 24 hours in advance, which is helpful if you’re trying to plan around unpredictable weather.
Reviews: The Voice of Past Travelers

The overall rating of 4.2 out of 5 from 43 reviews highlights the enjoyment most travelers find. Enthusiasts praise the knowledgeable guides, friendly staff, and stunning views. Antonina describes it as a “fantastic tour,” and Donna found the seals and dolphins “incredible.” However, some mention the visibility during dolphin snorkeling isn’t always perfect, emphasizing that patience and realistic expectations are key.
A less positive review points out the potential logistical hiccups—such as booking issues with third-party agents—but these don’t appear to be tied to the core experience, which most agree is worthwhile.
This tour is perfect for wildlife lovers, families with children (children must be accompanied by an adult), and those looking for a scenic, leisurely boat trip with the bonus of underwater animal encounters. It’s also suitable for snorkelers of all levels, given that equipment is provided and guides are attentive. If you’re interested in seeing Australian Fur Seals and possibly dolphins, this is a reliable choice.
However, those expecting guaranteed dolphin sightings should keep in mind that marine mammals behave unpredictably, and sightings depend on their natural activity. The tour’s policy of rejoining for free within three months if no dolphins are seen is a reassuring feature for wildlife enthusiasts.
If you’re looking for an authentic, family-friendly marine adventure on the Mornington Peninsula, this 3-hour swim tour offers a fine balance of wildlife encounters, scenic views, and comfort. The small group size and professional guides make it a memorable and relatively stress-free outing. While the visibility and dolphin sightings depend on nature’s mood, the seal encounter alone makes it a worthwhile experience.
Overall, it’s an activity that combines adventure, education, and relaxation, making it ideal for travelers who appreciate genuine encounters with Australian marine life in a stunning bay setting. Whether you’re after a fun day out with your family or a peaceful solo escape into nature, this tour promises moments you’ll talk about for years.
How long is the tour?
The tour lasts approximately three hours, including time with seals and dolphins.
Can I choose morning or afternoon departure?
Yes, you can select either a morning or an afternoon departure to fit your schedule.
Is snorkeling equipment included?
Yes, all snorkeling gear is provided, so you don’t need to bring your own.
What if no dolphins are seen?
You’re welcome to rejoin the tour free of charge within three months if no dolphins are observed during your initial trip.
Are there amenities onboard?
The boat offers onboard café and bathroom facilities, adding comfort to the experience.
Is this activity suitable for children?
Children can participate but must be accompanied by an adult.
What happens in case of bad weather?
If weather conditions cause cancellation, you’ll be offered a different date or a full refund.
To sum it up, this dolphin and seal swim tour offers a solid combination of wildlife viewing, snorkeling adventure, and scenic relaxation. It’s best suited for those eager to experience marine life in its natural environment, and who are comfortable with the unpredictability of wildlife encounters. With professional guides, good amenities, and a respectful approach to animals, it’s a journey worth considering when visiting the Mornington Peninsula.
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