Inquiry about suitable detecting water speed sensor

[Hussein]

hi guys and wish you all in good health and having a good day

my name is Hussein and I am 2nd year student in Electrical Engineering..

I am currently working in project to detect Tsunami when it happens under the water,,,
I am looking for sensor to detect the speed of the water if it's over the normal range the system will on (buzzer,sound,signals..etc) otherwise it will be off

here in Cytron i found this sensor: Water Flow Sensor
http://www.cytron.com.my/viewProduct.ph ... w%20Sensor

but I don't know if it's suitable for my project or not ? anyone know, please advice me ...

I appreicate all kinds of help @@@ and thanks in advanced

[shahrul]

Water flow sensor apply to detect flow in the pipe. Let say water flow in the river, maybe you can test it. I think, it also working since water goes into the sensor.

[Hussein]

Water flow sensor apply to detect flow in the pipe. Let say water flow in the river, maybe you can test it. I think, it also working since water goes into the sensor.

May you a bit explain more about water flow sensor? or advice me to another sensor ?
appreciate~~~