Spend a relaxed day aboard a traditional kaiki from Kos visiting Pserimos’ sandy bay, the sponge-diving port of Kalymnos, and a swim stop at Plati. Expect clear water for snorkeling, a BBQ lunch onboard, and a chance to see dolphins.
Spend a relaxed day aboard a traditional kaiki from Kos visiting Pserimos’ sandy bay, the sponge-diving port of Kalymnos, and a swim stop at Plati. Expect clear water for snorkeling, a BBQ lunch onboard, and a chance to see dolphins.
Book with MTM Experiences
Book directly with MTM Experiences for the best rates and real-time scheduling.
Reserve NowVerified experiences and guided adventures in the surrounding area.
Operated by MTM Experiences · Kos, South Aegean
You step aboard a wooden kaiki as Kos harbor slides aft, the island’s low promenade shrinking into sun and whitewash. The Aegean opens, blue broad and dynamic, and the captain plots a course toward Pserimos’ shallow bay—water so clear you’ll read the sand like a map.
easy.
7–8 hours.
Suitable for most fitness levels; requires basic mobility for boarding, short walks on rocky beaches, and swimming ability for snorkeling.
The tour runs about 7–8 hours, typically departing Kos in the morning and returning late afternoon.
Yes—BBQ lunch with vegetarian options is included and served onboard.
Basic swimming ability is recommended for snorkeling and jumping from the boat; non-swimmers can stay aboard or use flotation aids.
Some operators rent or provide basic snorkel gear, but bringing your own mask ensures a better fit and hygiene.
Kalymnos has a long sponge-diving tradition that shaped its economy and culture; artifacts and sponges in Vathy reflect that maritime craft. Pserimos historically served as a quiet mooring and small-scale fishing outpost within the Dodecanese trade routes.
Practice low-impact snorkeling and avoid touching marine life or anchoring on sensitive seagrass beds; operators tend to follow local guidelines to protect Posidonia meadows and coastal ecosystems.
MTM Experiences operates guided outdoor trips and adventures with an emphasis on safety, stewardship, and memorable experiences.




Book with MTM Experiences
Book directly with MTM Experiences for the best rates and real-time scheduling.
Reserve Now