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R&D for an innovative acoustic positioning system for the KM3NeT ...

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The NEMO- OνDE experience: Oce<strong>an</strong> Noise Detection Experiment<br />

Sperm whale<br />

clicks<br />

Depth = 560 ± 5 m<br />

L = 3.41 ± 0.05 m<br />

Size = 9.72 - 10.50 m<br />

Young male or female<br />

OνDE sensitivity allowed cetace<strong>an</strong>s detection over >10 km r<strong>an</strong>ge.<br />

The results indicate presence of sperm whales more frequent th<strong>an</strong> previously<br />

observed.<br />

1 <strong>an</strong>imal<br />

Long term observation <strong>an</strong>d source<br />

2 <strong>an</strong>imals<br />

3 <strong>an</strong>imals<br />

tracking is used to determine marine<br />

>3 <strong>an</strong>imals<br />

mammals presence <strong>an</strong>d seasonal<br />

routes.<br />

INFN <strong>an</strong>d<br />

CIBRA<br />

Science, March 2, 2007<br />

Giorgio Riccobene, LNS-INFN VLVnT 2009, A<strong>the</strong>ns October 13 –15 ,2009

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