We track 17 dive operators in Mamry Lake. 5 teach certification courses (4 SSI, 3 PADI). 3 run snorkelling trips. The biggest cluster is around Olsztyn, with 3. Listings are ordered by Fin Rank: a published score for how complete and verified each listing is.
The 8 highest-ranked of 17. How Fin Rank works
Which centres run each site, named on their own websites or confirmed by the owner.


Fin lists 17 dive operators in Mamry Lake, with the biggest cluster around Olsztyn. 5 of them run certification courses.
SSI is the most common agency (4 centres), followed by PADI (3).
3 of the 17 operators we track run snorkelling tours.
Operators are sorted by Fin Rank, a 100-point profile strength score: contact details, what they offer, the dive sites they run, their Google reputation, whether the owner has claimed the listing, and whether their own website links to Fin. 0 listings here are owner-verified. The formula is published in full on the Fin Rank page.
ATLANTIS – Centrum Nurkowe is a diving center located in Pisz, Poland. They offer diving courses and services.
Aquadiver Klub is an SSI-affiliated dive center in Olsztyn, Poland, offering diving services and courses. It has a high rating of 4.9 stars from 86 reviews.
Chill&Dive Olsztyn is a dive center offering diving courses in Olsztyn, Poland. It has a perfect rating of 5 stars from 20 reviews.
Warmińsko - Mazurskie Centrum Nurkowe is a sporting goods store in Olsztyn, Poland, that also appears to offer diving-related services. It has a rating of 4.6 stars from 26 reviews.

Active Divers - Scuba Diving Club - www.nurek.pl is a scuba diving club and center located in Pasym, Poland. They are associated with the website nurek.pl.
Centrum Niezwykłych Nurkowań KROKODYLE is a dive center in Olsztyn, Poland, offering diving services and courses. It has a rating of 4.7 stars from 81 reviews.
Mazury Diving is a dive center located in Wejsuny, Poland, offering diving services and courses. It has a high rating of 4.9 stars from 62 reviews.
Lunar Divers - letnia baza nurkowa is a sports activity location in Wegorzewo, Poland. It has a rating of 4.8 stars from 42 reviews and is operational. The business is listed as open 24 hours a day, seven days a week.
Akademia Podwodna is a diving center based in Warsaw that operates training facilities in Jastarnia and on Lake Świętajno. The operator provides diving courses ranging from beginner to technical levels and organizes wreck diving trips in the Baltic Sea.
Mazurskie Centrum Nurkowe im. Andrzeja Balona Tarasiewicza is a tour agency located in Giżycko, Poland, with a 4.9-star rating from 19 reviews. It is noted as being good for children.
| 2 | Aquadiver Klub | 4.9(92) | none | none | SSI | Visit |
| 3 | Chill&Dive Olsztyn | 5.0(29) | none | none | none | Visit |
| 4 | Warmińsko - Mazurskie Centrum Nurkowe | 4.6(26) | none | none | none | Visit |
| 5 | 3.5(10) | none | none | PADI · SSI | Visit |
| 6 | Centrum Niezwykłych Nurkowań KROKODYLE | 4.8(108) | none | none | none | Visit |
| 7 | Mazury Diving | 4.9(83) | none | none | none | Visit |
| 8 | Lunar Divers | 4.8(46) | none | none | none | Visit |
