Yes there are three colleges available that acceot the IMU CET merit scores based on your marks and rank of course. They are as follows -

1. Coimbatore marine university
2. Tolani marine institute, Induri
3. International Marine institute, Greater Noida

Refer to the site below for more detailed information..

https://engineering.careers360.com/colleges/list-of-engineering-colleges-in-india-accepting-imu-cet

Best wishes thank-you.