Shows organized dive-day use at the site.
Grote Hegge is a shore-entry freshwater wreck near Thorn.
Grote Hegge is a shore-entry freshwater wreck near Thorn.
Grote Hegge is a shore-entry freshwater wreck dive near Thorn centered on the Pruisenwrak and a few nearby objects. The site is shallow and easy to reach, but visibility varies, the wreck interior is only for very experienced divers, and the open hold plus fish-filled stern make it a useful local wreck and photo stop. Spring usually brings the clearest water.
Conservative baseline from public research. No community dives logged yet.
Depth range, seasonality, and planning context.
Reported Depth
4m - 9.5m
Depth Note
Shore-entry wreck with a shallow open hold and a deeper stern side; interior penetration is only for very experienced wreck divers.
Best Season
Spring, especially April and May.
Typical Conditions
Variable visibility, no current, and a shallow wreck profile.
Hazards, restrictions, and access requirements.
Key Hazards
Safety Notes
Low visibility and overhead wreck entry are the main risks. Only enter the interior if you have wreck experience.
Access Restrictions
Barrier access and opening hours apply. Wreck penetration is only for very experienced divers.
Legal Notes
Diving in the Maasplassen area is free with a diving license, but local barrier and site rules still apply.
Community notes to help plan your visit.
Scuba Diving
Shore-entry wreck dive around the Pruisenwrak and nearby objects. The open hold is accessible, but the wreck interior is only for very experienced wreck divers.
Freediving
Not a practical freedive target; the wreck and low visibility make scuba the better fit.
Snorkeling
Snorkeling may be possible in the lake, but Grote Hegge is primarily a scuba wreck site.
Community dive logs and visit reports for this site.
Average conditions based on logged dives & visits.
Planning answers for access, conditions, timing, and site logistics.
Last Updated
Research Sources
Shows organized dive-day use at the site.
Shore access, depth range, spring visibility, and wreck-penetration guidance.
Visibility average, no current, no facilities, and freshwater fish list.
Confirms the wreck is a major local freshwater attraction and free with a diving license.
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