River gallery nutrient temporary storage area and construction method thereof

The invention discloses a river gallery nutrient temporary storage area, which comprises a willow leaf dike, which comprises a diversion end, a diversion part and a confluence end, and the confluence end is provided with a sunken area; the multiple edged gabions are adjacent to the circumferential outer edge of the willow-leaf dike and distributed along the circumferential outer edge of the willow-leaf dike at intervals, and the bottoms of the edged gabions are provided with spine parts; and the connecting assemblies are arranged between every two adjacent edged gabions, and the connecting assemblies and the edged gabions define a fastening ring surrounding the willow-leaf dike. The invention further discloses a construction method of the river gallery nutrient temporary storage area. According to the river gallery nutrient temporary storage area and the construction method thereof, the sharp thorn parts are arranged at the bottoms of the edged gabions and can be conveniently inserted into sandy soil, the adj