Riddler – Residency 133rd sighting in Lynn Canal & Stephens Passage Riddler Confirmed in the catalog @18248 May 20 – Oct 6, 2026 · Lynn Canal & Stephens Passage Long Season on the Shelf Herring stacked up, cameras clicking, dorsal notch doing all the talking. 128 m Deepest dive 5:12 Longest dive 1,064 Dives Sightings81 Days between first and last sighting138 ✳Dive stats modelled within real depth limits — not measured Get actual dive data with Risa Deep → SightingSeafloorSea tempDeepest dive ✳(modelled)May 20, 202659 m7.9°C47 mJun 8, 202685 m9.4°C65 mJun 11, 2026117 m9.7°C40 mJun 12, 202681 m9.8°C64 mJun 16, 2026106 m9.3°C49 mJun 18, 20269 m9.4°C7 mJun 19, 2026100 m9.0°C44 mJun 23, 2026121 m11.4°C105 mJun 24, 2026102 m11.4°C79 mJun 25, 2026116 m11.5°C38 mJun 26, 2026109 m11.8°C60 mJun 28, 2026110 m11.7°C94 mJun 29, 202692 m11.7°C47 mJun 30, 202686 m11.7°C66 mJul 1, 202688 m11.2°C68 mJul 3, 2026107 m11.3°C83 mJul 4, 2026108 m11.4°C70 mJul 5, 202690 m11.7°C41 m Seafloor and sea temperature measured · ✳ dives modelled · Show all 81 © OpenStreetMap contributors Deepest dive against the seafloor, per sighting Seafloor · measured Deepest dive · modelled May 20, 2026 — seafloor 59 m (measured), deepest dive 47 m (modelled)May 20Jun 8, 2026 — seafloor 85 m (measured), deepest dive 65 m (modelled)Jun 11, 2026 — seafloor 117 m (measured), deepest dive 40 m (modelled)Jun 12, 2026 — seafloor 81 m (measured), deepest dive 64 m (modelled)Jun 16, 2026 — seafloor 106 m (measured), deepest dive 49 m (modelled)Jun 18, 2026 — seafloor 9 m (measured), deepest dive 7 m (modelled)Jun 19, 2026 — seafloor 100 m (measured), deepest dive 44 m (modelled)Jun 23, 2026 — seafloor 121 m (measured), deepest dive 105 m (modelled)Jun 24, 2026 — seafloor 102 m (measured), deepest dive 79 m (modelled)Jun 25, 2026 — seafloor 116 m (measured), deepest dive 38 m (modelled)Jun 26, 2026 — seafloor 109 m (measured), deepest dive 60 m (modelled)Jun 28, 2026 — seafloor 110 m (measured), deepest dive 94 m (modelled)Jun 29, 2026 — seafloor 92 m (measured), deepest dive 47 m (modelled)Jun 30, 2026 — seafloor 86 m (measured), deepest dive 66 m (modelled)Jul 1, 2026 — seafloor 88 m (measured), deepest dive 68 m (modelled)Jul 1Jul 3, 2026 — seafloor 107 m (measured), deepest dive 83 m (modelled)Jul 4, 2026 — seafloor 108 m (measured), deepest dive 70 m (modelled)Jul 5, 2026 — seafloor 90 m (measured), deepest dive 41 m (modelled)Jul 7, 2026 — seafloor 241 m (measured), deepest dive 102 m (modelled)Jul 12, 2026 — seafloor 114 m (measured), deepest dive 98 m (modelled)Jul 13, 2026 — seafloor 145 m (measured), deepest dive 60 m (modelled)Jul 14, 2026 — seafloor 121 m (measured), deepest dive 50 m (modelled)Jul 15, 2026 — seafloor 91 m (measured), deepest dive 78 m (modelled)Jul 16, 2026 — seafloor 95 m (measured), deepest dive 70 m (modelled)Jul 17, 2026 — seafloor 71 m (measured), deepest dive 39 m (modelled)Jul 18, 2026 — seafloor 76 m (measured), deepest dive 70 m (modelled)Jul 19, 2026 — seafloor 103 m (measured), deepest dive 66 m (modelled)Jul 20, 2026 — seafloor 147 m (measured), deepest dive 128 m (modelled)Jul 21, 2026 — seafloor 93 m (measured), deepest dive 41 m (modelled)Jul 21Jul 22, 2026 — seafloor 103 m (measured), deepest dive 30 m (modelled)Jul 25, 2026 — seafloor 139 m (measured), deepest dive 99 m (modelled)Jul 29, 2026 — seafloor 62 m (measured), deepest dive 53 m (modelled)Jul 30, 2026 — seafloor 74 m (measured), deepest dive 30 m (modelled)Jul 31, 2026 — seafloor 71 m (measured), deepest dive 60 m (modelled)Aug 1, 2026 — seafloor 64 m (measured), deepest dive 44 m (modelled)Aug 2, 2026 — seafloor 81 m (measured), deepest dive 49 m (modelled)Aug 3, 2026 — seafloor 95 m (measured), deepest dive 28 m (modelled)Aug 4, 2026 — seafloor 55 m (measured), deepest dive 45 m (modelled)Aug 5, 2026 — seafloor 56 m (measured), deepest dive 49 m (modelled)Aug 6, 2026 — seafloor 92 m (measured), deepest dive 42 m (modelled)Aug 7, 2026 — seafloor 94 m (measured), deepest dive 46 m (modelled)Aug 8, 2026 — seafloor 85 m (measured), deepest dive 66 m (modelled)Aug 9, 2026 — seafloor 87 m (measured), deepest dive 49 m (modelled)Aug 9Aug 10, 2026 — seafloor 88 m (measured), deepest dive 59 m (modelled)Aug 11, 2026 — seafloor 67 m (measured), deepest dive 53 m (modelled)Aug 13, 2026 — seafloor 94 m (measured), deepest dive 32 m (modelled)Aug 14, 2026 — seafloor 98 m (measured), deepest dive 70 m (modelled)Aug 16, 2026 — seafloor 131 m (measured), deepest dive 60 m (modelled)Aug 17, 2026 — seafloor 91 m (measured), deepest dive 71 m (modelled)Aug 18, 2026 — seafloor 110 m (measured), deepest dive 58 m (modelled)Aug 19, 2026 — seafloor 92 m (measured), deepest dive 59 m (modelled)Aug 20, 2026 — seafloor 123 m (measured), deepest dive 88 m (modelled)Aug 21, 2026 — seafloor 110 m (measured), deepest dive 55 m (modelled)Aug 23, 2026 — seafloor 72 m (measured), deepest dive 50 m (modelled)Aug 25, 2026 — seafloor 65 m (measured), deepest dive 58 m (modelled)Aug 26, 2026 — seafloor 98 m (measured), deepest dive 79 m (modelled)Aug 27, 2026 — seafloor 85 m (measured), deepest dive 46 m (modelled)Aug 27Aug 28, 2026 — seafloor 100 m (measured), deepest dive 52 m (modelled)Aug 29, 2026 — seafloor 88 m (measured), deepest dive 59 m (modelled)Aug 31, 2026 — seafloor 79 m (measured), deepest dive 72 m (modelled)Sep 1, 2026 — seafloor 96 m (measured), deepest dive 50 m (modelled)Sep 2, 2026 — seafloor 69 m (measured), deepest dive 48 m (modelled)Sep 5, 2026 — seafloor 101 m (measured), deepest dive 86 m (modelled)Sep 9, 2026 — seafloor 90 m (measured), deepest dive 38 m (modelled)Sep 10, 2026 — seafloor 158 m (measured), deepest dive 123 m (modelled)Sep 11, 2026 — seafloor 61 m (measured), deepest dive 32 m (modelled)Sep 13, 2026 — seafloor 22 m (measured), deepest dive 17 m (modelled)Sep 14, 2026 — seafloor 59 m (measured), deepest dive 42 m (modelled)Sep 15, 2026 — seafloor 41 m (measured), deepest dive 33 m (modelled)Sep 16, 2026 — seafloor 87 m (measured), deepest dive 37 m (modelled)Sep 17, 2026 — seafloor 55 m (measured), deepest dive 49 m (modelled)Sep 17Sep 18, 2026 — seafloor 97 m (measured), deepest dive 58 m (modelled)Sep 20, 2026 — seafloor 72 m (measured), deepest dive 57 m (modelled)Sep 21, 2026 — seafloor 111 m (measured), deepest dive 86 m (modelled)Sep 22, 2026 — seafloor 88 m (measured), deepest dive 70 m (modelled)Sep 23, 2026 — seafloor 87 m (measured), deepest dive 54 m (modelled)Sep 25, 2026 — seafloor 93 m (measured), deepest dive 82 m (modelled)Sep 28, 2026 — seafloor 50 m (measured), deepest dive 40 m (modelled)Sep 29, 2026 — seafloor 86 m (measured), deepest dive 48 m (modelled)Oct 6, 2026 — seafloor 79 m (measured), deepest dive 26 m (modelled)Oct 6, 2026 — seafloor 97 m (measured), deepest dive 82 m (modelled) Depth runs down from the surface. The modelled dive never passes the measured seafloor at that sighting. Dives 128 m Deepest dive 5:12 Longest dive 1,064 Dives 23 m Avg dive depth 81 Sightings 138 Days first → last ✳Dive metrics are modelled within real depth limits — not measured Get actual dive data with Risa Deep → Dive profile ✳ modelled 075150128 mstartdive sequence (illustrative) Depth shaped by the seafloor limit here (147 m) and the published dive-behaviour distribution. Modelled, not measured. Deep Effort Score Deep Depth, duration and recovery resolved into a single number for this session. Unlock with Risa Deep Place Where this happened · Jul 20, 2026 ✓ measured Seafloor depth147 m Sea-surface temperature13.0°C Distance from shore1.0 km Across the residency · 81 sightings ✓ measured Seafloor depth9 m – 241 m Sea-surface temperature7.9°C – 15.8°C Distance from shore1.0 km – 6.0 km 8 Bubbles Sources: GEBCO seafloor grid · NASA JPL MUR sea temperature · PacIOOS coastline distance © OpenStreetMap contributors Source records This activity is assembled from 81 catalogued encounters on Happywhale. May 20, 2026Jun 8, 2026Jun 11, 2026Jun 12, 2026Jun 16, 2026Jun 18, 2026Jun 19, 2026Jun 23, 2026Jun 24, 2026Jun 25, 2026Jun 26, 2026Jun 28, 2026 Show all 81 records ›
