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Cayman Marine Lab

Features Animals
| Georgetown, Grand Cayman, Seven Mile Beach KY1 1203, Grand Cayman
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Review Highlights
Best Dive Ever!

I went with Dr. Tom on a recommendation from a friend. I dove two days. First day was on the South... read more

Reviewed 12 May 2018
Steve S
,
Tulsa, Oklahoma
via mobile
Cayman Marine Lab Does it Again!!!

Short visit to sunny Grand Cayman but was able to join Tom, Mike, Jim, Bill for 6 dives on the... read more

Reviewed 25 March 2018
Fishdude
,
New Jersey
Read all 347 reviews
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32 years running dive trips in Cayman making us the most experienced and knowledgeable operator. Whether you are just starting or have been diving for decades, you will appreciate the extra effort to get you to the best sites Cayman has to offer. Most of our sites have not been dived by anyone else and the difference is amazing! PhD Marine Biologist will answer all of your critter questions and teach you about what you are seeing on these fresh reefs. Stingray charters, deep drop fishing, and eco-tours are available for the non-divers.
  • Excellent96%
  • Very good1%
  • Average1%
  • Poor1%
  • Terrible1%
Travellers talk about
“tom byrnes” (68 reviews)
“lion fish” (39 reviews)
“north wall” (36 reviews)
LOCATION
| Georgetown, Grand Cayman, Seven Mile Beach KY1 1203, Grand Cayman
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"tom byrnes"
in 68 reviews
"lion fish"
in 39 reviews
"north wall"
in 36 reviews
"his son"
in 20 reviews
"diving experience"
in 40 reviews
"dive master"
in 42 reviews
"dive sites"
in 39 reviews
"great diving"
in 27 reviews
"his knowledge"
in 13 reviews
"his assistant"
in 8 reviews
"dive buddies"
in 4 reviews
"old friends"
in 7 reviews
"eagle ray"
in 6 reviews
"weather conditions"
in 5 reviews
"enjoyed diving"
in 4 reviews
"trinity caves"
in 4 reviews
"lobster"
in 11 reviews
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1 - 10 of 345 reviews

Reviewed May 12, 2018 via mobile

I went with Dr. Tom on a recommendation from a friend. I dove two days. First day was on the South side of the island for two great dives. There were a lot of fish and great scenery. Saw a cool green eel. Second day...More

1  Thank Steve S
This review is the subjective opinion of a TripAdvisor member and not of TripAdvisor LLC
Reviewed March 25, 2018

Short visit to sunny Grand Cayman but was able to join Tom, Mike, Jim, Bill for 6 dives on the North Wall. Collecting Lion Fish was tough as there were not many available. A Mutton Snapper actually stole a speared Lion Fish off a spear!...More

1  Thank Fishdude
This review is the subjective opinion of a TripAdvisor member and not of TripAdvisor LLC
Reviewed March 5, 2018

Tom, Mike, and Violetta are the best! They make easy dives easier and tough dives fun. Prompt, courteous, priced right, and knowledgeable, their trips could not be better! they helped us take the attached picture (which will be our Christmas card), even thinking to have...More

1  Thank edlOkla
This review is the subjective opinion of a TripAdvisor member and not of TripAdvisor LLC
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Reviewed February 23, 2018

I have been diving on Grand Cayman 24 years. Two years ago I had the pleasure to meet Dr. Tom Byrnes and the experience has been a great one. It was my first dive with a marine biologist. Second Tom has been diving on Grand...More

1  Thank dessertfan
This review is the subjective opinion of a TripAdvisor member and not of TripAdvisor LLC
Reviewed January 15, 2018 via mobile

We just returned from a week of scuba diving on Grand Cayman Island. We dove everyday with Cayman Marine Lab and Dr. Tom Byrnes. Very unique operation because he has semi-private dive boats on the north, west and south sides of the island so we...More

1  Thank Deb S
This review is the subjective opinion of a TripAdvisor member and not of TripAdvisor LLC
Reviewed December 2, 2017 via mobile

Recently returned from Grand Cayman Island, where I spent 20 days enjoying fine diving with Tom Byrne&s and Cayman Marine Lab....wind and weather determined that South side would be the best, with a couple days North and West. Tom and his assistant, Vee, do a...More

Thank Heckelman
This review is the subjective opinion of a TripAdvisor member and not of TripAdvisor LLC
Reviewed November 1, 2017

Our family was lucky to get to work with Cayman Marine Lab and earn our NAUI Certifications while in the Cayman's With Dr. Tom Byrnes. Dr. Tom, the Owner, is a highly intelligent, outspoken, and creative, NAUI Instructor, Marine Biologist, and Dive Master. All this...More

1  Thank R15SDLocal
This review is the subjective opinion of a TripAdvisor member and not of TripAdvisor LLC
Reviewed October 26, 2017

Dr. (PHD marine biologist) Tom Byrnes has been running a small dive operation in Grand Cayman for over 25 years, and he knows every nook and cranny on every reef on the North, West, and South side of the Island. Most operators dive the West...More

Thank Li0nFishhunter
This review is the subjective opinion of a TripAdvisor member and not of TripAdvisor LLC
Reviewed October 15, 2017

Tom is not only the coolest guy around, but he made me feel incredibly safe and comfortable. He's extremely knowledgeable, knows the underwater terrain like the back of his hand, and has a definite respect for the ocean and all of its inhabitants. Tom made...More

Thank Jamie D
This review is the subjective opinion of a TripAdvisor member and not of TripAdvisor LLC
Reviewed October 8, 2017

I would Highly recommend Tom. His calming demeanor for a new person to scuba was completely reassuring. He truly cared for our experience and safety. We had a wonderful time and he even made a quick stop at the stingray city sandbar for one of...More

Thank Jason S
This review is the subjective opinion of a TripAdvisor member and not of TripAdvisor LLC
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Questions & Answers
staceyws
March 9, 2015|
AnswerShow all 2 answers
Response from Mark M | Reviewed this property |
I agree if you want to enjoy the island any thing you can do ahead of time will cut your lesson time. This will give you time to enjoy a few dives after your open water testing
0
Votes
Wayne S
January 13, 2015|
Answer
Response from cmlcayman | Property representative |
Hi Wayne, we are very close to SS and our 2 tank rate is 110. Yes we can arrange a pick up. Tom
0
Votes
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