15/09/2017: No sightings

9:00 survey abandoned due to extreme weather

2hr survey. Start time 11:00
Weather conditions: fair/sunny/rain, sea state 3-5, wind direction N/NW

No sightings.

2hr survey. Start time 13:00
Weather conditions: rain, sea state 4-5, wind direction NW

No sighting. Survey abandoned at 13:15 due to extreme sea conditions and weather.

2hr survey. Start time 15:00
Weather conditions: sunny/overcast, sea state 4-5, wind direction NW

No sightings.