Tiedemann’s Diving Center will be closing on Sunday, January 29 & February 5 at 2 PM.

This is due to our Hofstra Alumni Pool Sessions.
Apologies for any inconvenience this may cause.






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Dive Tables Tutor
Use our SSI Dive Tables Tutor to brush up your Dive Tables skills.

Upcoming Events

Open Water Diver Class
Starting Soon

We have a new Open Water Diver class starting at Hofstra University soon.  Call us for more details.


Private Lessons Starting Weekly

Sign-up for Private Lessons and learn at your own pace.  Call us for more details.


Alumni Scuba Program
Hofstra University - Sundays

Take advantage  of our ongoing Alumni Scuba Program at Hofstra University where you can use pool time to try new gear, practice before certification dives, etc.
Download our pdf flyer with all the details

Equipment Techniques Course
Tuesdays, February 9 and 16 - 7:00pm

Have you ever wondered what is the best way to take care of the equipment so you get the most out of it? In our Equipment Techniques Course Course we cover everything that the diver needs to know about taking care of your gear and how your equipment works. This is a 2-evening course.


Science of Diving
Starting Tuesday, February 14 - 7:00pm
Over the course of 6 Tuesday evenings, we will be doing a series of lectures covering the science that goes into us being able to be underwater and breathing - then this is the course for you. The modules include: Diving Physics, Diving Physiology, Decompression Theory, Dive Equipment and the Aquatic Environment. Sign up today!

Enriched Air Nitrox
Saturday, March 3 - 9:00am

Learn the benefits of Nitrox Diving that apply to all types of diving. Whether you're a wreck, shore or travel diver, you too can benefit from the increased safety margins and extended bottom times that Nitrox provides.
 

Tiedemann's Shutterfly Photo Gallery
Photos from our great trips and activities
 Check out all the wonderful photos that have been taken during Tiedemann trips. We travel the world diving and sharing those sights is a great pleasure for all of us. We have photos from all our great locations - Dutch Springs - Canada - Florida - Saba - Cozumel - Bonaire - California - Truk Lagoon.
 Contact Ed at Learntoscuba@TDConline.com if you have photos you want to share

Upcoming Events

Club Beach Dive
Check back for our 2012 beach dives dates.


You must call the shop to sign up for our dives.

ECDT Trip to the 1,000 Islands, St. Lawrence River in Brockville, Ontario
Friday, Aug 10 thru Monday, Aug 13
Deposits being taken starting Thursday, March 1

Dive the Canadian Caribbean - 60+ foot vis, 75° water temps, no thermoclines with protected, pristine freshwater wrecks. This is what wreck diving is all about!  Prefect for the beginner Wreck Diver.
 We will be taking deposits starting on Thursday, March 1.
 No spots will be held without a deposit.  Don't miss out!

 Check out our slide-show presentation from a past trip and some videos from a promotional video.

Boston Sea Rovers Dive Convention
March 10 and 11, 2012

Join the New England dive community and the leading representatives of the industry at the annual Boston Sea Rovers Clinic, this year being held in Danvers, MA. Enjoy daytime seminars, workshops, and an exhibit hall with manufacturers, vendors, organizations and local dive clubs.
DAN Members Receive $5.00 off Daily Admission.


Beneath The Sea Dive Convention
March 23 through 25, 2012

Beneath the Sea 2003The annual exposition, at the Meadowlands Exposition Center in New Jersey in, will feature seminars and workshops, lots of great door prizes, a film festival showcasing the work of world-renowned underwater videographers, great parties, and exhibits and demonstrations by hundreds of manufacturers, dive clubs, dive shops, resorts, and much more!  Don't miss out!

 
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Last Updated: February 01, 2012
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