Snap is an easy to use underwater acoustic recorder with hydrophone

LS1 is a long-term underwater datalogger with hydrophone

LHC Cyclops video from Corsica. Courtesy Dr. Marta Bolgan and Dr. Eric Parmentier, University of Liege, Belgium

Burn wire releases an animal tag from an underwater sphinx

Loggerhead Instruments


Loggerhead Instruments designs and manufactures tools for scientists to study our natural world. We pioneered underwater acoustic dataloggers to become the industry standard. Most recently we developed high speed motion dataloggers to study animal behavior in unprecedented detail.  

As you explore our products, please contact us with any questions.  If you don't see what you are looking for, let us know. We are happy to work collaboratively on new designs.

Our goal is to help you do science with reliable, innovative tools and unparalleled expert support.