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1,000 Islands Diving

Welcome to the 1,000 Islands Region, which is known as the St. Lawrence River.  This
region has over 100 shipwrecks that have been claimed by its waters.   Water temperatures
are typically in the mid 70’s in July and August, and visibility is up to 100’.  There is a large
selection of dive sites in both US and Canadian waters, suitable for divers with skill levels
ranging from Open Water to Technical divers.

                                                            Dive Sites  
Dive Sites
Aquarius Divers
Dive Area
Wreck
Depth
Clayton
A.E. Vickery
Oconto
Iroquois
Sir Robert Peel
45’ to 124’ (Keel) / 152’ (Mast)
175’ to 210’ (TECH)
75’
60’ to 130’
Alexandria Bay
Roy A. Jodrey
Islander
Keystorm
America
1 47’ to 245’ (TECH)
38’ to 60’ (Shore Dive)
15’ to 117’
42’ to 78
Rockport  
Ash Island Barge
Kinghorn
85’ Currently 121’
88’ to 96’
Brockville
Henry S Daryaw
Lillie Parsons
Robert Gaskin
East Cliff Hall
72’ to 96’
45’ to 80’
50’ to 68
30’ to 75’ (Two Tank Dive)
Kingston
Aloha
Wolf Island Ferry
Comet
Marsh  
Frontenac
40’ to 68’
50’ to 85'
76’ to 84’
75’ to 95’
110’ to 115’
Visit www.wrecksandreefs.com for more Lake Ontario and St. Lawrence River
wreck information.
Seasonal
Averages  
Water Temp
Visibility
May 1-31
47-55 f  
40-80’
June 1-10
55-60 f
40’
June 11-15
60-65 f
40’
June 16-20
65-68 f
35-50’  
June 21-30  
68-72  f
35-50’  
July 1-
August 20
70-75  f
35-60’  
August 20-
September 9  
68-72  f
40-70’
September 9 -
October 30
70-55  f
40-100’
No thermoclines in the river past Wolf Island (Kingston).