Xisha Wetland Boardwalk Walk: Tidal Creeks, Water Forest & Reed-Marsh Sunsets

Arrive at the visitor centre (堡湖路 588 号) with your reservation — the park is free but real-name booking is required, through the 西沙明珠湖景区 WeChat account or the QR code at the gate; the current flow is to verify on the day. Use the toilets here before setting out, because this is the most reliable block on the route. Check the tide timetable board before you walk: the marsh drains and floods on a roughly 12.5-hour cycle, and on spring-tide days the water can arrive much faster than the board suggests. Just outside the centre, a short spur leads to the rippled-mudflat lookout (潮滩波痕地貌), where low tide leaves the mudbed rippled like sand in a breeze; on spring-tide mornings it can already be underwater. The boardwalk itself starts immediately behind the centre, level with the marsh and easy for prams, and the whole route is one flat, self-contained circuit rather than a mountain or a road.

Caution: Entry is free but reservation-based — book before the trip, and expect the gate to turn away walk-ins at peak times.

Head south along the raised boardwalk into the gallery spine. The China's Top Ten Wetlands gallery (中央喷泉·中国十大湿地) sits about 300 m from the entrance, and further south the tidal-creek landform display (潮沟淤积地貌) shows how the marsh's dendritic creeks form and migrate — useful context for what you will see from the platform later. A network of science galleries, which media coverage counts at nine along the boardwalk, explains the reed marsh, the birds and the tide; the panels carry QR labels in Chinese, and a couple of boards include English captions. All nine galleries were refreshed in the 2021 reopening, when the storm-damaged boardwalk was also rebuilt and widened — the planking underfoot is newer than the original cedar structure, which older accounts describe as built from more than 1,300 m³ of cedar timber. Plan to stop at the benches between the galleries rather than rushing through: the marsh reads best slowly, the reeds are tall enough in summer to shelter the path from the worst of the wind, and the gallery stops are the only shade on the northern half of the loop.

Photo suggestion: The gallery spine reads best in soft morning light, before the wind picks up.

Past the World Wetlands science gallery (科普画廊·世界十大湿地) the boardwalk turns east along the long southern gallery (长廊). This is the water-forest section: dense stands of Chinese swamp cypress (中山杉) growing straight out of the marsh, their knobby 'breathing roots' standing clear of the water at low tide and submerged at high. The roots are the point — they let the trees breathe when the tide covers their lower trunks, which is why the forest survives standing in a marsh that floods twice a day. Reeds wall the path on both sides, and at high tide the channels between the trunks mirror the sky so closely that the cypresses seem to grow downward as well as up. Egrets fish the shallows and kingfishers dart between perches; on quiet afternoons the only sound is the wind combing the reed stems. On late-autumn afternoons the cypress needles turn rust-red and the flooded channels carry their reflection — the reason the water forest is the most photographed section of the park in its second-best season.

Photo suggestion: A flooded cypress aisle with the reflections is the signature shot; low tide shows the breathing roots.

The bird-watching tower (观鸟塔) rises above the reed tops on the loop's east side — the best place to scan for egrets, grey geese and, with patience, the reed parrotbill (震旦鸦雀), the plump reed specialist nicknamed 'the giant panda of birds'. Give the tower ten quiet minutes rather than a glance: the parrotbill moves fast and low through the stems, and winter flocks of geese sometimes ride in on the tide. A few strides away, the lotus pond (荷花池) opens the marsh into still water; in summer the pads and pink blooms crowd the surface and dragonflies patrol the edges. In warm months the exposed mud at low tide is carpeted with small red-clawed crabs (蛸蜞), scuttling sideways into their burrows as you approach — the closest the park gets to a wildlife show, and the best reason to time the loop for a falling tide. In winter the harvested reed stems are stacked in pyramids beside the path — a working detail of a marsh that is farmed as well as watched.

Caution: The tower has open sides and the wind funnels across the marsh — hold onto rails on gusty days.

The southernmost point is the tide-listening platform (听潮平台), where the marsh opens toward the Yangtze estuary and the flood tide arrives as a low hiss through the reeds. Media coverage of the 2021 reopening describes spring-tide days — around the 1st, 3rd, 15th and 18th of the lunar month — when the water rushes in within about 30 minutes, submerging the mudflats and, at the strongest tides, the boardwalk itself, which is why the park closes during 大潮汛. From the platform, the loop bends back across the southern marsh to the World Wetlands gallery, then returns up the spine to the visitor centre. The mapped circuit runs about 4.5 km including that out-and-back spine, so treat the platform as the natural halfway mark and check the time before heading back.

Caution: On strong spring tides the park may close the boardwalk — the tide board and entrance notice are the authority, not this page.

Time the closing loop so the last light falls on the boardwalk's west-facing reaches: Chongming's classic flat-land sunset paints the reeds amber, then the channels dark and the cypress trunks go black against an orange sky, with geese sometimes crossing the glow on the way to roost. The park closes around 16:30 with last entry roughly 16:00, so on short winter days aim to be on the return leg by 15:30. If the day is running long, the reported electric-boat ride to the water-forest edge is an alternative way to see the flooded trees — check at the visitor centre whether it is running before you commit. Finish back at the centre and head to Lühua Town or Xilai Farmstead (堡湖路 525 号) for the island's white-cut chicken, crab with rice cakes and Chongming cake.

Photo suggestion: The boardwalk's west side, with the reeds silhouetted, is the sunset spot; the last 30 minutes before close are the quietest.