Use the arrow keys to pan and +/− to zoom. Choose a plot with the Farm plot select.

Japan coast

Satellite & ocean observations

Layers

Map imagery
  • longline
  • cage

Satellite · Esri

Map imagery is visual context, separate from validated plot observations.

Species thresholds

Scallop · 2026

Configured relief rules · daily sea-surface temperature (SST), not air temperature.

SST ≥ 25°C / 77.0°FTier 1

14 or more days · 07-01 – 09-30

8 / 14 days

70/88 elapsed days observed · 18 missing · 2026-09-22

SST ≥ 26°C / 78.8°FTier 2

12 or more days · 07-01 – 09-30

1 / 12 days

70/88 elapsed days observed · 18 missing · 2026-09-22

Shipment restriction

4 consecutive weeks (BANWEEKS)

Requires official restriction evidence. Not inferred from SST or weather forecasts.

rules-0.1.0 · Provisional relief rules, not lethal temperatures or husbandry safety limits. Missing days are not treated as cool days.

Study evidence and limitations

scallop-temperature-2014 · Acute and acclimated temperature study, inspected at abstract level; full coefficients were not obtained.

Forecast

p1213-001 · Next 72 hours · JST

Current forecast · excluded from relief calculations.

Open this panel to load provider forecasts.

Marine models use offshore grid cells. They are not harbour conditions or navigation safety clearance. Check official JMA warnings. JMA

Area analysis

Click the map to add 3 or more points, then analyze. Area limited to the mapped Miyagi coast.

Fish market

宮城の水産物 · Miyagi catch

No catch listed yet.

Listings will appear here when sellers publish them.

View the fish market

Ocean observations

Scallop · 2026

Sea temperature

°C
22.6 °C

Latest recorded

27.420.112.82026-06-24: 17.118 °C
Recorded range
14.0 – 26.2 °C
Mean
21.4 °C
Valid samples
91
Missing samples
62

Heat observations have missing or null days.

Window: –

Extraction support: 2 km buffer· 9 pixels

Inspect values and sources
Sea temperature · °C
DateValue
2026-06-0114.68
2026-06-0214.02
2026-06-0314.02
2026-06-04Missing
2026-06-05Missing
2026-06-0615.15
2026-06-0715.15
2026-06-0815.15
2026-06-0915.15
2026-06-1015.15
2026-06-1116.62
2026-06-12Missing
2026-06-1315.50
2026-06-1418.26
2026-06-1516.27
2026-06-1618.36
2026-06-1716.53
2026-06-1818.56
2026-06-1918.56
2026-06-20Missing
2026-06-21Missing
2026-06-22Missing
2026-06-23Missing
2026-06-2417.12
2026-06-25Missing
2026-06-26Missing
2026-06-2719.30
2026-06-2818.32
2026-06-2919.76
2026-06-3019.76
2026-07-0120.13
2026-07-0220.55
2026-07-0320.55
2026-07-0420.88
2026-07-0520.88
2026-07-0619.90
2026-07-0719.90
2026-07-0820.28
2026-07-0921.11
2026-07-1020.23
2026-07-1120.66
2026-07-1219.66
2026-07-1322.15
2026-07-1422.15
2026-07-1524.11
2026-07-1622.15
2026-07-1722.39
2026-07-1822.63
2026-07-1922.63
2026-07-2022.61
2026-07-2123.76
2026-07-22Missing
2026-07-23Missing
2026-07-24Missing
2026-07-25Missing
2026-07-26Missing
2026-07-27Missing
2026-07-28Missing
2026-07-2923.02
2026-07-3023.02
2026-07-3123.02
2026-08-0123.02
2026-08-0222.59
2026-08-0322.17
2026-08-0421.75
2026-08-0521.80
2026-08-0622.17
2026-08-0723.13
2026-08-0826.16
2026-08-0924.07
2026-08-1024.07
2026-08-1124.07
2026-08-1224.07
2026-08-1324.07
2026-08-1422.94
2026-08-1522.73
2026-08-1622.68
2026-08-1723.55
2026-08-1823.93
2026-08-1924.42
2026-08-2024.42
2026-08-2124.69
2026-08-2225.08
2026-08-23Missing
2026-08-2425.65
2026-08-2525.16
2026-08-2625.16
2026-08-2725.16
2026-08-2825.16
2026-08-2925.16
2026-08-3023.77
2026-08-3123.77
2026-09-0123.77
2026-09-0223.77
2026-09-0323.77
2026-09-04Missing
2026-09-05Missing
2026-09-06Missing
2026-09-07Missing
2026-09-0823.08
2026-09-0923.08
2026-09-1022.79
2026-09-1122.41
2026-09-1222.41
2026-09-1321.74
2026-09-1421.74
2026-09-15Missing
2026-09-16Missing
2026-09-1722.12
2026-09-1821.53
2026-09-1922.19
2026-09-2022.19
2026-09-2122.19
2026-09-2222.60
2026-09-23Missing
2026-09-24Missing
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Hashes are reported by the pipeline; original files are not reverified in this view.

p1213-001 · Licensed fishery-right polygon · 223,739.2 m² · longline

Species
Season
2026