Most underwater communication signals will likely be acoustic, and likely be in the 8kHz – 25kHz range; overlapping human auditory range, and smack-dab in the sweet spot of marine mammal hearing range (as well as some fishes, and likely some marine invertebrates…).
Tag: communication
Welcome to the Virtual Life!
Just words
Long distance calling!
While there are a number of varied species of baleen whales that are adapted to their particular habitats and natural histories, there are a few things they have in common; they’re all much larger than we are, they all graze…
All a matter of perspective
Bio-inspired communication signals
Ultrasound Ocean Noises Pose Risk to Marine Life
Noise pollution has now become one of the common themes of human-generated impacts on the ocean. Shipping noise, military sonar, and seismic airgun surveys are increasingly becoming part of the public discussion in marine conservation. These noises are easy for…
Shark Week! Tagging – a tale of Sharks, Fish, and Seals
Everybody is interested in Great White sharks, and scientists are no exception. One advantage of being credentialed is the opportunity to look a lot deeper into the subject using tools and equipment not readily available to the public. Satellite tagging…
New discovery of songful bowheads
It’s always a delight to learn something new about ocean life. Some 40 years ago whale researcher Roger Payne came to understand that Humpback whales sang complex, beautiful, and patterned songs. Their haunting melodies released in an LP as “The…
Singing fish lead to conservation programs
OCR associate and marine biologist Mario Rivera has received coverage in Costa Rica’s “El Financiero” for his work with singing fish. He is using sound-pattern recognition software to identify breeding aggregations of fish – in this case “weakfish” (Cynoscion squamipinnis) to determine…