Azores Dolphin Whistle Clips: Bottlenose Dolphin and Risso's Dolphin

Whistle clips of Bottlenose dolphin (Tursiops truncatus) and Risso's dolphin (Grampus griseus), recorded off the south shore of São Miguel Island, Azores, on 16 July 2026. Both species were recorded at the same location, on the same day, and with the same equipment (Hydrocord hydrophone recorder, deployed from a RHIB at ~10 m depth, ~50 m from the pods). Contents:- bottlenose_dolphin_Azores.zip: 163 whistle clips- rissos_dolphin_Azores.zip: 44 whistle clips Each clip contains one manually annotated whistle with up to 0.5 s of padding on either side (limited to half the gap to an adjacent whistle). Format: 96 kHz, 16-bit PCM, mono WAV. Filenames: <recording>_<whistle start>-<whistle end>.wav, times in seconds within the source recording.