Lock 21

★★★★☆ (130)

Lock 21 is an exciting and unique dive where you get to go back in time and dive a 19th century submerged Victorian canal lock on the St. Lawrence River. This dive can have strong currents and is best done by experienced divers.

This dive is more for the historical significance than anything else but you’ll most likely see some bass, trout, and catfish swimming around.

Dive Activity

Top Wildlife Sightings

Wildlife Sightings are Based on User Generated Content

Bass

30 Sightings
J
0
F
0
M
0
A
0
M
0
J
7
J
7
A
10
S
5
O
0
N
1
D
0

Carp

13 Sightings
J
0
F
0
M
0
A
0
M
0
J
5
J
6
A
0
S
2
O
0
N
0
D
0

Loach Goby

8 Sightings
J
0
F
0
M
0
A
0
M
0
J
0
J
4
A
4
S
0
O
0
N
0
D
0

Walleye

4 Sightings
J
0
F
0
M
0
A
0
M
0
J
1
J
0
A
2
S
0
O
0
N
1
D
0

Trout

3 Sightings
J
0
F
0
M
0
A
0
M
0
J
0
J
0
A
3
S
0
O
0
N
0
D
0

Pike

2 Sightings
J
0
F
0
M
0
A
0
M
0
J
1
J
0
A
0
S
0
O
1
N
0
D
0

Burbot

2 Sightings
J
0
F
0
M
0
A
0
M
0
J
0
J
0
A
2
S
0
O
0
N
0
D
0

European Bullhead

2 Sightings
J
0
F
0
M
0
A
0
M
0
J
0
J
0
A
2
S
0
O
0
N
0
D
0

Stickleback

2 Sightings
J
0
F
0
M
0
A
0
M
0
J
0
J
0
A
2
S
0
O
0
N
0
D
0