Eastern Oysters Crassostrea virginica settle near inlets in a lagoonal estuary: Spatial and temporal distribution of recruitment in mid-Atlantic Coastal Bays (Maryland, USA) 

Field description
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Swap	: Occurrence of PVC plates and ceramic tiles being replaced
Date 	: Date
Site	: Site ID 
Nam	: Site name
Samp	: Sampler type
Sub	: Substrate
A_cm 	: Area of substate (cm)
Snum	: Substrate number 
Side 	: Top (A) or bottom (B) side of substrate
Sid	: Substrate number and side 
SS	: Raw oyster spat counts
DO_P	: Dissolved oxygen (percentage)
DO_mg	: Dissolved oxygen (mg/L)
Sal	: Salinity 
Temp_F: Temperature (F)
Temp_C: Temperature (C)
pH	: pH
Turb_m: Turbidity (m)