Whale Acoustic Library

A pilot acoustic library of Southern Resident Killer Whale calls.
92 days of audio · Orcasound Lab hydrophone · 2025 Q3.
GitHub repo Findings How it works Build journal CC BY-NC-SA 4.0 (audio & data) · MIT (code)

At a glance

Headline numbers from 92 days at one hydrophone.

Total detections
Confirmed SRKW
False positives
Uncertain
0
Confirmed humpback
Days with confirmed SRKW

Acoustic activity over time

Per-day detections, stacked by review outcome. Use the toggles to focus on confirmed activity vs. the rejected pile.

Show:

Time of day

When are SRKW vocalising? Distribution of confirmed clips by hour. Salish Sea local time is UTC-7 in summer.

Showcase: best clip per active day

One representative clip from each of the 15 days with confirmed SRKW activity. Picked deterministically by detector confidence × sustained-call length. Each clip is 30 seconds — listen to both the raw and cleaned versions to hear the denoising effect.

Catalog browser

All 548 catalogued detections. Filter by status or search by date / clip ID. Note that audio is shipped only for the 15 showcase clips; the table shows every detection's metadata.

Date / Time (UTC)SpeciesStatus Detector confSegs SNR dBAcartia