Filtering on the mcom data, autumn season and collection January-March gives 34 herring specimen from Utlängan collected in 2000 or 2010, for which the date indicate collection in winter but season is assigned to Autumn. We should double check the paper trail and decide if we want to keep these as winter:
fmcom |> mutate(month = month(date), day = day(date)) |> filter(water_type=='Marine'&season=='Autumn') |> filter(month <4 & class=='Fish') |> distinct(specimen_ID, date, season, species, station_name)
Filtering on the mcom data, autumn season and collection January-March gives 34 herring specimen from Utlängan collected in 2000 or 2010, for which the date indicate collection in winter but season is assigned to Autumn. We should double check the paper trail and decide if we want to keep these as winter:
fmcom |> mutate(month = month(date), day = day(date)) |> filter(water_type=='Marine'&season=='Autumn') |> filter(month <4 & class=='Fish') |> distinct(specimen_ID, date, season, species, station_name)