Blesbokspruit Wetland Reserve
A Ramsar Wetland for Birdwatching, Not a General Hiking Reserve
Blesbokspruit Wetland Reserve is an internationally important Ramsar wetland on Gauteng’s East Rand, with Marievale Bird Sanctuary as its best-known public birding access point. It is a place to visit with binoculars, patience and an understanding that a wetland can be both beautiful and complex. The reedbeds, shallow water and surrounding grassland support exceptional birdlife, while the wetland also filters and carries water through an industrialised and mining-affected landscape towards the Vaal River.
How an Altered Wetland Became Internationally Important
Historically, the Blesbokspruit was a narrow, meandering Highveld stream with wet-meadow habitat. Roads, embankments and development associated with gold mining altered the flow from the 1930s, creating a more permanently inundated wetland that was gradually colonised by reeds. The site was designated a Ramsar wetland in 1986 because of the variety and abundance of birds it supported. That history should not be mistaken for a simple success story: the wetland remains exposed to pressures from mine water, industry, sewage inputs, invasive water hyacinth and reed management. Its conservation value lies partly in the fact that it continues to provide a dependable refuge for waterbirds when smaller, seasonal wetlands dry out.
Marievale: A Birding Destination with Real Depth
Marievale lies in the southern part of the Blesbokspruit system near Nigel and gives visitors the most practical way to experience the wetland. Published bird lists vary according to the area counted and the period of record, but the sanctuary is widely recognised for several hundred species. Shallow open water, extensive Phragmites and Typha reedbeds, and adjacent grassland each hold different birds. Look for herons, egrets, rails, crakes, cormorants, moorhens, coots, ducks and kingfishers; spring and early summer can add migratory interest. Rare visitors are possible, but the ordinary resident birds and the sound of the reedbeds are enough reason to spend time here.
Watch from the Hides, Do Not Walk the Reeds
This is not a reserve for open cross-country hiking. Use the designated roads, hides and visitor areas, including the sanctuary hides, rather than walking freely through sensitive wetland habitat. The best birding often comes from remaining still: give a hide at least twenty or thirty quiet minutes, scan open water and reed edges separately, and let birds return after other visitors have moved on. Keep voices low, never approach nests or chicks, and do not use playback or drone photography around birds.
Practical Birding Preparation
Go early or late, take drinking water, sun protection, a field guide and binoculars, and wear clothing that does not make a lot of noise against reeds or hide screens. The site can be hot and exposed, with muddy or wet conditions after rain. Confirm current opening hours, road access and any temporary restrictions directly with the relevant visitor authority before travelling; water levels, maintenance and rehabilitation work can affect the experience. A visit supports the idea that even a hard-working, altered urban wetland deserves careful attention and protection.
Official Visitor Information
See Marievale Bird Sanctuary information from the City of Ekurhuleni.