Dredge and Sailboat
Recording carried out near the Armona Island, on May 14th, 2021
Recording sound amplified
Cabin Boat at < 50 m distance
Recording conducted along the coast of Aveiro, on July 2nd, 2021
Underwater signal emission carried out at 100 m from the hydrophone
Trawlers
Recording carried out near the Armona Island, on September 29th, 2021
Tug boat and Speedboat at < 50 m distance
Dolphins echolocation clicks
Recording conducted along the coast of Aveiro, on March 16th, 2021
Sound of water
Whistles and burst-pulsed sounds of bottlenose dolphins (Tursiops truncatus)
Recording conducted in the Azores, on August 27th, 2019
Chorus of 2 males from the species Halobatrachus didactylus (Lusitanian toadfish)
Recording carried out at Cais do Seixalinho, on September 17th, 2004