Survey coverages

Schema

Name	Title	Type	Units	Values
geometry		geometry
survey_id		string
data_owner		string
year		integer
date_start		string (date)
date_end		string (date)
depth_sensor		string
logged_backscatter		boolean
logged_water_column		boolean
survey_method		string
total_area		number
normalised_area		number
quality_specification		string
resolution		string
modeled		boolean
financier		string
data_quality		integer
target_resolution		string