Figure 1
From: Long-Term Monitoring of Dolphin Biosonar Activity in Deep Pelagic Waters of the Mediterranean Sea

The OνDE station. (a) Site of installation of the OνDE acoustic array (NEMO Test Site, 2,100 meters of depth, Western Ionian Sea)29. Ocean Data View software (Version 4.0, http://odv.awi.de)49. (b) Photo of the OνDE frame before deployment. Hydrophones and electronics housing are labelled (H1, H2, H3, H4, Housing)29. Copyright:© 2015 Caruso et al. This is an open access figure distributed under the terms of the Creative Commons Attribution License.