Okay, it is not much, I admit. There was a larger group that we followed a while, just off Filtvet Fyr. We saw them several times, up to 3-4 individuals simultaneously. But we only managed to capture one on video, and it barely breaks the surface for a second.
Filtvet FyrLatitude: 59° 34.258 N
Longitude: 10° 37.079 E
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Chart data ©Kartverket.