Kos: Beginner Scuba Diving at Pserimos Island

Kos’s best first underwater experience takes place in the sheltered bay of Pserimos, where the seabed slopes gently to only 5 meters. You get a proper safety lesson, full equipment, and 20 to 25 minutes with two PADI instructors watching your group closely.

I especially like the small groups of four or five and the calm pace for nervous beginners. I also like that you can choose a second session for €45, or simply swim, snorkel, and enjoy the boat. The catch is that you must be able to swim, have no serious health issues, and avoid flying for 24 hours afterward.

Key points at a glance

• Shallow Pserimos setting: The bay reaches a maximum of 5 meters, making it a gentle place to try scuba for the first time.
• Two instructors per small group: Four or five participants are paired with two PADI instructors for the main session.
• Clear water and marine life: You may see fish, stop to observe them, and interact with them under supervision.
• One session included: Equipment, boat transport, instruction, and snorkeling gear are covered in the $97 price.
• A choice after the first session: Pay €45 in cash for a second session, or relax on the sundeck and swim.
• Plan around your flight: You must not fly for 24 hours after scuba activity.

Why Pserimos works for first-time scuba

This is not a full certification course. It is a supervised introduction that lets you learn basic skills, wear the equipment, and spend a short time beneath the surface without going to great depth.

That shallow setting matters. The bay is protected on both sides by rocky outcrops, and the seabed slopes down gradually. You should barely notice the descent to 5 meters, especially in clear water. For a first attempt, that is less intimidating than a sudden drop into open water.

You will still need to take the activity seriously. You must be able to swim, complete a medical statement, and confirm that you have no serious health problems. The instructors can help you feel calm, but they cannot remove the basic demands of scuba.

The setting also gives non-divers something to do. If one person in your party is unsure about the underwater session, the boat includes snorkeling gear, swimming time, and a sundeck for relaxing.

Leaving Kos Harbour at 8:30

Your morning begins at Liamis Dive Centre, with departure from Kos Harbour at 8:30. The trip lasts about six hours, so this is a substantial half-day outing rather than a quick lesson squeezed between other plans.

The first 45 minutes are a sightseeing cruise toward Pserimos. That crossing gives you time to settle in, look back at the Kos coastline, and get used to the boat before the practical part begins.

Bring sunglasses, a hat, sunscreen, and weather-appropriate clothing. Comfortable shoes are useful while boarding and moving around the boat. You should also pack a towel, swimwear, snacks, and cash for the optional extras.

Snacks and drinks are not included. They can be bought on the boat, but packing something familiar is sensible, especially since you will be in the sun for several hours. Alcohol and drugs are not allowed.

The safety briefing before you enter the water

The instruction begins during the journey or after reaching the Greek islands area. The briefing is described as taking about 15 minutes, while the schedule allows around 20 minutes. Either way, expect a real orientation rather than a rushed explanation.

You will learn the basic safety points, how to use the equipment, and what to expect during the session. This is the part that often makes the difference for a nervous beginner. You can ask questions, get comfortable with the mask and breathing system, and understand how the instructors will guide you.

After the briefing, you are placed in groups of four or five with two instructors. That ratio is reassuring. You are not being sent under with a large crowd, and there should be enough attention for the instructors to help participants at different comfort levels.

The experience is offered in Greek and English. No previous scuba experience is required, but you should be honest on the medical form. If you have a pre-existing medical condition, this may not be an appropriate activity.

The 20 to 25 minute underwater session

At Pserimos, the main session takes place inside the protected bay. The maximum depth is 5 meters, and the gradual bottom makes it easier to control your breathing and adjust to the sensation of being underwater.

The underwater portion lasts about 20 to 25 minutes. That is long enough to see how scuba feels and to notice marine life, but it is not a lengthy expedition. I think the short duration is a strength for most first-timers. You get a clear introduction without being committed to a demanding session.

The instructors remain with you throughout. You may stop to look at fish, observe the seabed, and take underwater photos if the conditions and equipment allow. The clear water is one of the main attractions here, since visibility helps you see what is around you and can make the setting feel less enclosed.

Some first-timers may feel uneasy at the beginning. That is normal, and the staff’s patience is important. One participant described feeling hesitant at first but safe throughout, while another found the clear water and fish made the session especially enjoyable. The useful lesson for you is simple: allow yourself time to settle before expecting to feel completely natural.

Do not expect a remote reef expedition or a certified scuba qualification. This is a shallow, guided introduction in a bay. Its value comes from safety, simplicity, and the chance to try the activity without committing to a multi-day course.

What happens after the first session

After your first underwater session, you get a break. You can rest on the boat, swim, or use the included snorkeling gear. The sundeck gives you a place to dry off and take in the coastal views.

You can also pay €45 in cash on the boat for a second session. This is a useful option if the first attempt leaves you wanting more. It also gives you flexibility: you do not have to pay for two sessions before knowing how comfortable you will feel.

The second session costs extra, so the advertised $97 price covers only one. Bring enough cash if you think you might continue, and keep some cash available for drinks, snacks, or the optional photo package.

Underwater photos and videos are available on a USB memory stick for €25. Treat this as an optional souvenir, not part of the core value. If photographs matter to you, confirm the arrangement on the boat before the session.

How much value do you get for $97?

At $97 per person, the price includes quite a bit for a half-day boat outing. You receive boat transfers, a captain, instructors, equipment, the site briefing, one supervised session, and snorkeling gear.

The strongest value is the instruction and supervision. Buying a boat trip alone would not give you the same introduction to scuba, while a formal certification course would involve much more time, study, and expense. This sits between the two: a low-commitment way to find out if you enjoy being underwater.

The small group arrangement also supports the price. Two instructors for four or five participants is more personal than a large group session. That matters if you are anxious, need help adjusting your equipment, or want clear guidance during the first few minutes.

The limitations are clear. Food and drinks cost extra, the second session costs €45, and photos cost €25. If you want a full day of repeated underwater sessions, the final bill will be higher than the starting price.

For someone who wants one gentle introduction plus a boat trip to a Greek island, I think the package is fairly priced. For a strong swimmer already committed to serious scuba training, it may feel too short.

Who should book this Pserimos outing?

This suits adults and children aged 12 or older who can swim and want to try scuba for the first time. It is especially useful for couples or families with mixed interests, since one person can take part while another swims, snorkels, or relaxes on the boat.

It also fits travelers with one free morning and a full afternoon ahead. The tour returns to Liamis Dive Centre after roughly six hours, though you should avoid scheduling a flight within the next 24 hours.

I would choose this for someone who is curious but cautious. The shallow bay, limited session length, and close instructor supervision reduce the pressure. The activity is less suitable for non-swimmers, people with serious health concerns, or anyone looking for advanced underwater conditions.

Children under 12 cannot participate. Assistance dogs are allowed, but pets are not. Fishing is not part of the outing.

Practical preparation for a calm morning

Wear swimwear under comfortable clothes and bring a towel. Sunscreen, sunglasses, and a hat are essential because the boat portion leaves you exposed to the sun.

Pack snacks even though food and drinks can be purchased on board. Bring cash for the €45 second session, the €25 photo and video USB, and any refreshments.

Pay attention to the medical statement. Scuba places different demands on your body, so do not treat the form as routine paperwork. If you are unsure about a medical condition, get professional advice before booking.

Most important, plan your trip around the no-fly rule. It is not safe to fly for 24 hours after the activity. This applies even though the session is shallow and relatively short.

The activity has free cancellation up to 24 hours before departure, with a full refund. You can also reserve now and pay later, which helps if your Kos plans are still changing.

What the 4.7 rating tells you

The overall rating is 4.7 from 79 ratings. The strongest pattern is not dramatic scenery or luxury boat service. It is the way the instructors help people feel at ease.

Several comments highlight patient, kind staff and thorough explanations. That matters more here than it would on a simple sightseeing cruise. A nervous first-timer needs someone who can slow down, explain the equipment clearly, and stay close once the group enters the water.

The clearest caution is also useful: the first moments can feel scary. The staff cannot guarantee that everyone will instantly enjoy the breathing equipment or the sensation of being underwater. If you accept that there may be an adjustment period, you are more likely to judge the experience fairly.

The fish, clear water, and small groups receive the most attention. You should book for a supportive first lesson in a calm bay, not for a long technical expedition.

Should you book it?

Book this if you can swim, meet the health requirements, and want a friendly first taste of scuba without signing up for certification training. The shallow Pserimos bay, two-instructor groups, clear water, and optional second session make it a practical choice.

Skip it if you are a non-swimmer, have a serious medical condition, need to fly the next day, or want a full day of advanced underwater exploration. For everyone else, $97 buys more than a short lesson: it includes a boat trip, island scenery, equipment, snorkeling, and a carefully supervised introduction to the underwater world.

FAQ

Where does the scuba activity begin?

You meet at Liamis Dive Centre and depart from Kos Harbour at 8:30 in the morning.

How long does the activity last?

The full outing lasts about six hours. Check availability for the exact starting time.

Is previous scuba experience required?

No. The activity is designed for beginners, and the instructors explain safety, equipment use, and the basic procedure before the session.

How deep will I go?

The maximum depth is 5 meters. The bay becomes deeper gradually, and the underwater session stays within the protected area.

How long is the included underwater session?

The included session lasts about 20 to 25 minutes.

How many people are in each group?

Groups contain four or five participants, with two instructors assigned to each group.

Can I take part if I cannot swim?

No. You must be able to swim to participate.

What is the minimum age?

The minimum age is 12. Children under 12 cannot take part.

Can I fly after the activity?

No. It is not safe to fly for 24 hours after scuba activity.