Greetings,

I was asked about hydrophones and its prices for monitoring riverin dolphins in the Amazon. Could someone help me with good equipment for such use and costs of these apparatus.

Thanks in advance.

Mauricio Carrasquilla

Marine Biologist

Universidad Jorge Tadeo Lozano, Colombia, SA

Masters in Natural Resources and Environment (C)

Instituto Politécnico Nacional (MX)

mauricio.carrasquilla@gmail.com