US Long-Term Ecological Research Network
Please select what columns you would like to include from LTREB Lake Mývatn Midge Infall 2008-2011
Column Definition Unit
year4 year nominalYear
lakename lake name
transect_name Name of transect
transect_number transect number
transect_code A code combining transect name and number
distance_from_shore distance from shore to sample location meter
trap_setdate the date the infall trap was set or re-set at which point the trap started with zero midges
trap_collectdate the date the infall trap was emptied usually followed by being immediately re-set.
time_period_code Code for the time period between midge traps being set and collected: YYYYMMDDMMDD
days Duration of trap catch in number of days number
count_chiron The total number of Chironomus islandicus in the tray accounting for subsampling. If subsampling was performed calculated as (rawcount_chiron/fracsub_chiron). number
count_tany The total number of Tanytarsus gracilentus in the tray accounting for subsampling. If subsampling was performed calculated as (rawcount_tany/fracsub_tany) number
count_simuliidae The total number of midges identified to the family level of Simuliidae in the tray accounting for subsampling. If subsampling was performed calculated as (rawcount_simuliidae/fracsub_simuliidae) number
count_other The total number of other arthropods in the tray accounting for subsampling.
notes Notes from when the samples were collected
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