All resultsExplore/Great Lakes/Lock 23
Lock 23
Morrisburg, Great Lakes, United States
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EntryBoat
Max depth10 m
LevelIntermediate and up
Water bodySaint Lawrence River
Water temp3–20°C
Estimated from climate dataJun–Sep
About this site
Lock 23 is a reef dive site near Morrisburg, New York, United States, in the Saint Lawrence River. It is reached from a boat with a maximum depth of about 10 m. Best for divers with some experience. Typical surface water temperature ranges from about 3 to 20 °C over the year.
Conditions by month
BestGoodMixedOctoberGood
Generally good diving.
Marine life
Recorded nearby
- Mottled SculpinCottus bairdii
- PikeEsox lucius
- PumpkinseedLepomis gibbosus
- American EelAnguilla rostrata
- Banded KillifishFundulus diaphanus
- BurbotLota lota
- Gizzard ShadDorosoma cepedianum
- Golden ShinerNotemigonus crysoleucas
Nearby sites
- 1Eastcliffe Hall6.7 km
- 2The Conestoga21 km
- 3Lock 2722 km
- 4Wreck Wee Hawk22 km
- 5Rothesay (Shipwreck)35 km
- 6Muscallonge50 km
Straight-line distances.
Sources: Dive Vibe Community (ODbL) · Species occurrences: OBIS (CC BY 4.0), GBIF.org