Reviewed · MANLY TOURS
Sydney: Manly and Shelly Beach Snorkeling Tour
Shelly Beach is an easy place to get close to Sydney’s marine life without leaving the city behind. This small-group tour pairs a headland nature walk with snorkeling in Cabbage Tree Bay Aquatic Reserve, where you may spot rays, eels, fish, or even a Blue Groper.
I like two things about the plan: the guide helps you understand the coast before you enter the water, and a group capped at eight makes it easier to get help and ask questions. The outing is also set up for first-timers, with equipment, wetsuits, and a safety briefing included.
One point to weigh carefully: this is beginner-friendly, but it is not suitable for non-swimmers. You must be able to swim 150 meters without help, float, and tread water. The sea can also feel cold, even when the air is warm, so use the wetsuit and bring a towel.
At a glance
- Protected snorkeling spot: Explore Cabbage Tree Bay Aquatic Reserve, with seagrass meadows and rocky reefs.
- More than just a swim: A roughly 800-meter headland walk offers views of the Northern Beaches and an introduction to the local environment.
- Small group: No more than eight participants, with an English-speaking local guide.
- Gear included: Wetsuit, mask, snorkel, fins, safety briefing, and snorkeling tips are part of the tour.
- Know your swimming level: You need to swim 150 meters unassisted and be comfortable floating and treading water.
- Price: At $77 per person, the cost covers the guided walk, instruction, equipment, and about an hour in the water.
A Sydney swim with a natural history lesson

This is a good choice if you want more from a beach visit than sand and a quick dip. The tour begins on the coast at Shelly Beach, then puts the headland, reserve, and marine life in context before you snorkel. That order matters: you hear what to look for before you are bobbing about, mask on, trying to make sense of the fish below.
Cabbage Tree Bay Aquatic Reserve protects a mix of rocky reef and seagrass habitat. The tour’s stated aim is to help you identify more than 200 fish species, invertebrates, and algae. That is a learning target, not a promise that you will see every species, or even a fixed list on any given day. Wildlife is wild; conditions and sightings vary.
The Blue Groper is one of the reserve’s notable species, and the tour also encourages you to look for other local creatures. Past outings have included rays and eels, with occasional sightings of Port Jackson sharks, turtles, dolphins, or whales. Treat those as possible bonuses, not scheduled attractions. Your guide can point out what is around on the day and help you recognize what you might otherwise swim past.
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The headland walk sets the scene

The land portion covers about 800 meters and takes roughly 30 minutes, according to the tour details. The guided walk, safety briefing, and wildlife viewing together are scheduled as a 45-minute part of the outing. Expect a gentle introduction to the headland, local nature, and coastal culture, along with panoramic views toward the Northern Beaches.
This walk is more than a warm-up. It gives you a chance to ask questions while you are still on dry ground, and it makes the water time more rewarding. Knowing that the bay contains seagrass beds and rocky reefs, for instance, gives you a reason to scan different underwater habitats rather than simply count fish.
There is some walking, so bring comfortable shoes. The details describe an easy nature walk, but do not give further information about the path or its accessibility. If you have mobility concerns, contact the operator before booking rather than assuming the route will suit you.
The meeting point is Shelly Beach, in front of the Boat House Cafe, on the sand beside the palm trees. Look for the Ecotreasures Manly snorkel tour flag and arrive before the start time. There is no pickup or drop-off, so plan your own way to the beach.
Getting ready for the water

Before snorkeling, your guide gives a safety briefing and tips on using the equipment. A wetsuit, mask, snorkel, and fins are included. The wetsuit is useful even on a warm day: being in the water for an extended period can make you cold, and visitors have found that the suit helps keep them comfortable in cooler weather.
If you are new to snorkeling, say so at the start. The tour is suitable for beginners and more experienced snorkelers, and easy introduction lessons are available. Guides including Damien, Sam, Jules, Christina, and Cameron have led tours. The assigned guide varies, but the format is built around instruction and help in the water, not simply handing you a mask and pointing toward the bay.
You still need a basic level of water confidence. The stated requirement is that you can swim at least 150 meters unassisted, as well as float and tread water. If you cannot meet that requirement, do not book on the assumption that the guide can make an exception. The activity is not suitable for non-swimmers, pregnant women, or people with pre-existing medical conditions.
Bring swimwear to wear under the wetsuit, a towel, a sun hat, sunscreen, comfortable shoes, and a reusable water bottle. Food and drinks are not included. Secure storage is not listed as a standard inclusion, so keep valuables to a minimum and check with the operator if you need to know how personal belongings will be handled.
An hour in Cabbage Tree Bay

The snorkeling portion is listed as 75 minutes, while the included activity is described as one hour in the reserve. Allow the full 150 minutes for the experience, including the walk, briefing, preparation, and transitions. The exact time spent swimming may depend on the day’s conditions and how the group is moving.
In the water, the point is not to cover distance or race through a checklist. You are there to look closely at the reef and seagrass, with your guide helping identify fish and other marine life. The small group limit of eight can make this more personal: there is room to ask what you have spotted and get guidance without being one face in a large crowd.
Wildlife sightings are never guaranteed. Some outings see many fish and rays; others may have quieter patches, with creatures harder to find. That does not make the snorkel a waste. You still get time in a protected marine reserve, a chance to practice your skills, and the guide’s help reading the habitat. If seeing a particular animal is your main reason for booking, keep your expectations flexible.
Water clarity and weather can shape the experience, too. The tour runs in different conditions, and reports from past outings include both poor weather and cold water. A wetsuit helps with warmth, but it cannot change visibility or make the sea feel like a heated pool. Bring a towel and be ready for a proper coastal swim.
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What the $77 price covers

At $77 per person, this is not just equipment rental. The price includes an interpretive tour with a local guide, the headland walk, the safety briefing, snorkeling tips, all snorkeling equipment, a wetsuit, and about an hour in the reserve. For someone who wants an introduction to local marine life, that combination offers more value than arranging gear alone.
The strongest part of the value is the human guidance. A guide can help a nervous beginner settle into the water, adjust equipment, and identify what is nearby. That is especially useful if this is your first snorkel or you have little experience with local wildlife. Guides are also there to explain the coastal environment and Manly’s culture, giving the outing substance beyond the swim.
Still, consider what you want from the day. If you are already a confident snorkeler with your own gear, you may not need a guided outing. If you value a local introduction, safety support, and a short nature walk as part of the experience, the price is easier to justify. Food, drinks, transport, and hotel pickup are not included, so add those costs to your plan.
Who will get the most from it

I would put this tour high on the list for curious beginners who can swim well enough to meet the requirements but would rather not figure out everything alone. The guide-led instruction and small group make it a comfortable way to try snorkeling, while the natural history element gives experienced snorkelers a reason to look more carefully.
It also suits visitors who want a half-day activity close to Sydney that combines time outdoors with time in the water. The headland views and local interpretation give you a sense of place; the snorkel offers a different view of the coast than you get from the sand.
It is a poor fit for non-swimmers, anyone unable to float or tread water, or anyone with a listed medical restriction. It may also disappoint if you expect a guaranteed turtle, shark, or large-animal sighting. The reserve is the attraction, but the animals decide whether to appear.
Before you book

The tour lasts 150 minutes, costs $77 per person, and is limited to eight participants. It is conducted in English, and you can reserve now and pay later. Free cancellation is available up to 24 hours in advance for a full refund. Check the available start times before booking, and arrive early at the beach meeting point.
Pack the essentials, especially swimwear, sunscreen, a hat, water, and a towel. Most important, be honest about your swimming ability. The requirement is clear, and no refund is offered if you arrive unable to swim and float without assistance.
Should you book this Manly snorkeling tour?

Book it if you want a guided introduction to Cabbage Tree Bay, appreciate a small group, and meet the swimming requirement. The walk adds useful context, and included wetsuits and gear keep the preparation simple.
Skip it if you cannot swim 150 meters unassisted, need pickup, or want a guaranteed wildlife encounter. For the right person, this is a practical way to spend a few hours on Manly’s coast: part nature walk, part marine-life search, and a good excuse to see Shelly Beach from below the surface.
FAQ

How long is the tour?
The full experience lasts 150 minutes. The schedule includes a guided walk, safety briefing, and wildlife viewing, followed by snorkeling in Cabbage Tree Bay Aquatic Reserve.
Where is the meeting point?
Meet at Shelly Beach in front of the Boat House Cafe, on the sand beside the palm trees. Look for the Ecotreasures Manly snorkel tour flag and arrive before the start time.
What equipment is included?
The tour includes snorkeling equipment and a wetsuit, along with a safety briefing and snorkeling tips. Bring your own swimwear, towel, sunscreen, hat, comfortable shoes, and reusable water bottle.
Do I need to know how to swim?
Yes. You must be able to swim at least 150 meters unassisted and be able to float and tread water. The tour is not suitable for non-swimmers.
Is the tour suitable for beginners?
Yes, it is suitable for beginners and experienced snorkelers. Easy introduction lessons are available, but you still need to meet the swimming requirements.
What is the cancellation policy?
You can cancel up to 24 hours in advance for a full refund. A reserve-now, pay-later option is also available.
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