Ground-truthing images, 2014-2015, Gateway National Recreation Area
Collection of benthic infauna and epifauna used a 0.04 m2 Ted Young Modified Van Veen grab. Three replicate benthic samples were collected at 23 sites to total 69 samples in Year 1.   The samples were immediately sieved over a 0.5 mm mesh screen.  The residue remaining on the screen was fixed in 3.7% formaldehyde …