Long-time colleague and NRDC ocean noise pollution attorney Michael Jasny was featured this weekend on National Public Radio in a brief piece that clearly highlights some of the problems with the increasing noise in the ocean. It is really worth…
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Mid Frequency Sonar bothers blue whales as well!
The ocean noise pollution issue first came up on the general public’s sonar back in 2000 when the Navy was proposing a long distance submarine communications program called “Surveillance Towed Array Sensor System – Low Frequency Active” or “SURTASS-LFA” (in…
How do coral reef critters find home?
The life cycles for many coral reef animals are a bit tricky. Coral reefs are huge feeding bodies with billions of mouths looking for food. Much of that food is provided by the inhabitants of the reef itself – and…
Wavelet art highlights the finer points of whale songs
OCR Advisor and software mathematician Mark Fisher received some recent coverage in Wired and Co.Design for his fantastic renderings of whale, dolphin, bird, and insect sounds using a diagnostic function called “wavelets.” Wavelets are typically used to evaluate large data…
New lab evidence substantiates noise impacts on invertebrates
Bioacoustician Michele André et.al. from the Catalonian “Laboratory of Applied Bioacoustics” has published a paper which examines the impacts of low frequency (50Hz–400Hz) noise on cephalopods – squid, octopus, and cuttlefish. Exposed to surprisingly low levels of sinusoid noise…