. 2017 Nov 15;4(11):171420. doi: 10.1098/rsos.171420

Table 1.

Influenza A viruses recovered from environmental samples (sand from transects in 2010 and 2012; horseshoe crab eggs in 2012) collected from three beach locations at DE Bay, USA, and matching HA/NA subtypes from shorebirds collected at DE Bay in the same year.

collection year	location	transect	strain name	subtype	recovery of matched HA/NA subtype from shorebirds^a
2010	Reeds Beach	backshore zone#1	A/sand/NJ/Sand2010 1-17/2010	H13N6	SJCRH^b (1): Reeds Beach (RB)-1
			A/sand/NJ/Sand2010 1-19/2010
			A/sand/NJ/Sand2010 1-24/2010
			A/sand/NJ/Sand2010 1-27/2010
		swash/high tide zone#2	A/sand/NJ/Sand2010 2-11/2010
			A/sand/NJ/Sand2010 2-35/2010
			A/sand/NJ/Sand2010 2-37/2010
			A/sand/NJ/Sand2010 2-38/2010
			A/sand/NJ/Sand2010 2-42/2010
			A/sand/NJ/Sand2010 2-43/2010
			A/sand/NJ/Sand2010 2-47/2010
			A/sand/NJ/Sand2010 2-49/2010
			A/sand/NJ/Sand2010 2-56/2010
		foreshore zone#3	A/sand/NJ/Sand2010 3-1/2010
			A/sand/NJ/Sand2010 3-7/2010
			A/sand/NJ/Sand2010 3-26/2010
			A/sand/NJ/Sand2010 3-72/2010
2011	Pierces Point	N/A	A/horseshoe crab egg/NJ/AI11-673/2011	H7N3	UGA^c (7): Cooks Beach (CB)-2; Pierces Point (PP)-1; RB-3; Villas-1
					SJCRH (8): CB-4; Kimbles Beach (KB)-2; PP-2
2012	Kimbles Beach	Transect #4^d	A/sand/NJ/Sand2012 4-4/2012	H12N3	UGA (20): Baycove (BC)-2; CB-1; KB-12; PP-4; RB-1
					SJCRH (7): Norburys Landing-1; PP-6
		Transect #5^e	A/sand/NJ/Sand2012 5-8/2012	H12N1	UGA (14): BC-4; CB-2; KB-5; PP-3

^aCollecting institution (total number of isolates): beach location (abbreviation) − number of isolates from location.

^bSt Jude (SJCRH) IAV isolates were obtained from faecal swabs.

^cUniversity of Georgia (UGA) IAV isolates were obtained from faecal swabs or cloacal/oropharyngeal swabs taken directly from shorebirds or gulls.

^dTransect #4 was located 1.5 m behind edge of receding water.

^eTransect #5 was located at edge of receding water.