raw.neus: Raw Northeast US Raw data set for the Northeast US bottom...

Description Usage Format


Raw Northeast US

Raw data set for the Northeast US bottom trawl survey




A dim = 2523907 x 25 data.table data.frame:

[,1] CRUISE6 integer cleans up to cruise, cruise ID
[,2] STATION integer cleans up to station, the station ID for the haul
[,3] STRATUM integer cleans up to stratum, the statistical stratum of the haul
[,4] SVSPP integer cleans up to SID, species identification number
[,5] CATCHSEX integer cleans up to sex, the gender of the catch
[,6] SVVESSEL character cleans up to vessel, vessel ID
[,7] YEAR integer cleans up to year, year of haul
[,8] SEASON character insert_description_here
[,9] LAT numeric cleans up to lat, latitude of the haul
[,10] LON numeric cleans up to lon, longitude of the haul, in western hemisphere degrees (for lon > 0, do lon-360)
[,11] EST_TOWDATE c("POSIXct", "POSIXt") cleans up to datetime, the day and time of the haul
[,12] DEPTH integer cleans up to depth, the maximum depth of the water at the location of the haul
[,13] SURFTEMP numeric cleans up to stemp, water temperature at the surface at the location of the haul
[,14] SURFSALIN numeric cleans up to ssalin, surface salinity
[,15] BOTTEMP numeric cleans up to btemp, water temperature at the bottom at the location of the haul
[,16] BOTSALIN numeric cleans up to bsalin, bottom salinity
[,17] ABUNDANCE numeric cleans up to cnt, number of individuals in the whole net (may be extrapolated)
[,18] BIOMASS numeric cleans up to weight, the weight (mass) of all items in the net (may be extrapolated)
[,19] LENGTH numeric cleans up to length, length of catch (typically of an individual, but may be average for some regions)
[,20] NUMLEN integer number of individuals used to ascertain catch length
[,21] SCINAME character cleans up to spp, species scientific name; Genus species
[,22] ITISSPP integer insert_description_here
[,23] COMNAME character cleans up to common, the common name of the organism sampled
[,24] AUTHOR character insert_description_here
[,25] Areanmi2 integer cleans up to stratumarea, the area of the statistical stratum (km2)

rBatt/trawlData documentation built on July 19, 2018, 1:26 a.m.