This dive site, Kure-Jan beach in the recreational area Het Twiske, offers a unique freshwater diving experience. Divers can explore a clearly marked underwater course adorned with various intriguing objects, including small wrecks, platforms, and even an unexpected wheelchair. This setup makes for easy navigation and provides points of interest throughout the dive, making it particularly appealing for recreational and training dives.
The waters of Twiske Kurejan are home to a variety of freshwater wildlife. Along the coast, divers can often spot fish such as perch, roach, and the larger pike and zander. Bottom dwellers like crayfish and graceful eels are also present, adding to the site's biodiversity. While not teeming with exotic marine life, the resident species offer engaging encounters for observant divers.
The best time to visit Twiske Kurejan is typically during the warmer months when water temperatures are more comfortable and visibility might slightly improve, although it generally ranges from moderate to reasonable (1-4 meters). This site is excellent for year-round cold water diving practice. For both divers and freedivers, the shallow depths and interesting objects provide a safe and engaging environment for skills practice, gear testing, or simply a relaxed exploration close to Amsterdam.

