SPECIES PROFILELeast Concern
Atlantic Spotted Dolphin
Stenella frontalis
Biological Description
Delphinid species native to warm temperate and tropical waters of the Atlantic, studied in long-term non-invasive field research for its social behavior and acoustic repertoire. Classified globally as Least Concern by the IUCN Red List (Braulik & Jefferson, 2018; DOI: 10.2305/IUCN.UK.2018-2.RLTS.T20732A50375312.en), having previously been assessed as Data Deficient.
Acoustic Repertoire & Profile
Frequency-modulated whistles (fundamental frequencies typically 4–18 kHz, with harmonics extending beyond 50–100 kHz), ultrasonic echolocation clicks (bimodal spectral peaks at 40–50 kHz and 110–130 kHz), and burst-pulsed packets.