Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors
Kenai Fjords & Resurrection Bay

Grasshopper – Residency

10th sighting in Kenai Fjords & Resurrection Bay
Fluke of Grasshopper
Grasshopper Confirmed in the catalog @13739
Jul 14 – 28, 2023 · Kenai Fjords & Resurrection Bay

Kenai Fjords & Resurrection Bay · Jul 2023

68 m
Deepest dive
2:57
Longest dive
100
Dives
Sightings
6
Days between first and last sighting
14

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jul 14, 202345 m11.1°C38 m
Jul 14, 202391 m11.2°C50 m
Jul 15, 202375 m11.5°C68 m
Jul 16, 2023266 m11.0°C58 m
Jul 26, 202399 m13.9°C55 m
Jul 28, 202345 m13.5°C36 m

Seafloor and sea temperature measured · ✳ dives modelled

Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors

Deepest dive against the seafloor, per sighting

Seafloor · measured Deepest dive · modelled
Jul 14, 2023 — seafloor 45 m (measured), deepest dive 38 m (modelled)Jul 14Jul 14, 2023 — seafloor 91 m (measured), deepest dive 50 m (modelled)Jul 14Jul 15, 2023 — seafloor 75 m (measured), deepest dive 68 m (modelled)Jul 15Jul 16, 2023 — seafloor 266 m (measured), deepest dive 58 m (modelled)Jul 16Jul 26, 2023 — seafloor 99 m (measured), deepest dive 55 m (modelled)Jul 26Jul 28, 2023 — seafloor 45 m (measured), deepest dive 36 m (modelled)Jul 28

Depth runs down from the surface. The modelled dive never passes the measured seafloor at that sighting.

Dives

68 m
Deepest dive
2:57
Longest dive
100
Dives
21 m
Avg dive depth
6
Sightings
14
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010068 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (75 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.

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Place

Where this happened · Jul 15, 2023

measured
Seafloor depth
75 m
Sea-surface temperature
11.5°C
Distance from shore
3.0 km

Across the residency · 6 sightings

measured
Seafloor depth
45 m – 266 m
Sea-surface temperature
11.0°C – 13.9°C
Distance from shore
1.0 km – 4.0 km

Sources: GEBCO seafloor grid · NASA JPL MUR sea temperature · PacIOOS coastline distance

Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors

Source records

This activity is assembled from 6 catalogued encounters on Happywhale.

Sighting records from Happywhale, published as occurrence data via GBIF. Individual records are licensed CC0 1.0, CC BY 4.0 or CC BY-NC 4.0, depending on the contributor.

The photographs and fluke identifications behind every sighting are the work of the contributing observers — the citizen scientists, naturalists and operators who logged them, each named in the underlying GBIF occurrence record. Every activity links out to its source encounters on Happywhale. Basemaps © OpenStreetMap contributors (ODbL).

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Breach is an independent project. It is not affiliated with, nor endorsed by, Happywhale or GBIF.