Water temperature monitoring device for fish spawning habitat

The utility model discloses a water temperature monitoring device for a fish spawning habitat. The water temperature monitoring device comprises a floating platform floating on the water surface, a solar cell panel fixed to the upper surface of the floating platform, a floating column fixed to the lower portion of the floating platform and a telescopic rod fixedly connected with the floating column. The telescopic rod comprises a fixed end and a telescopic end which is telescopic relative to the fixed end, and a temperature sensor, a sound wave range finder and a high-definition underwater camera are fixed at the end part of the telescopic end; the system further comprises a data processor located on the upper surface of the floating platform, the telescopic rod, the temperature sensor, the sound wave range finder and the high-definition underwater camera are all connected with the data processor through cables, and the data processor conducts information interaction with a remote monitoring terminal through