Descriptive Attribute	Value(s)
State	Israel/Palestine
City/site	Ashdod-Yam
Primary reference	Nahlieli, Dov, 2008. “Ashdod-Yam”, in: E. Stern (ed.), The New Encyclopaedia of Archaeological Excavations in the Holy Land, vol. V, Jerusalem: Israel Exploration Society, 1575-1576.
Additional reference I	Raphael, Sarah Kate, 2014. Azdud (Ashdod-Yam): An Early Islamic Fortress on the Mediterranean Coast, BAR International Series 2673, Oxford: Archaeopress.
Additional reference II	Raphael, Kate, and Kool, Robert, 2014. “The Coins”, in: Sarah Kate Raphael, Azdud (Ashdod-Yam): An Early Islamic Fortress on the Mediterranean Coast, BAR International Series 2673, Oxford: Archaeopress, 38-58, 101.
Additional reference III	Masarwa, Yumna, 2011. “The Mediterranean as a frontier: The Umayyad Ribāṭs of Palestine”, in: Hendrik Dey and Elizabeth Fentress (eds.), Western Monasticism Ante Litteram: The Spaces of Monastic Observance in Late Antiquity and the Early Middle Ages, Turnhout: Brepols Publishers, 177-199.
Additional reference IV	Amitai-Preiss, Nitzan, 2014. “Two Glass Weights from the Ribat at Ashdod-Yam”, in: Sarah Kate Raphael, Azdud (Ashdod-Yam): An Early Islamic Fortress on the Mediterranean Coast, BAR International Series 2673, Oxford: Archaeopress, 63, 104.
Latitude	31.780744
Longitude	34.622069
Location: exact/approximate	exact
Date basis: historical texts, mosque parallels, inscriptions, datable objects, C14, stratigraphy, construction techniques	datable objects and stratigraphy
Early datable evidence	pottery under the fort, the 5th-6th century
Additional datable evidence I	a glass weight from the site, ca. 715
Additional datable evidence II	jar's stamped handles from the site, the 8th-10th century
Additional datable evidence III	coins from the site, the 1st century BC- the 12th century AD
Additional datable evidence IV	pottery from the site, the 8th-12th century
Concluded date for the mosque	t.p.q. 701
Basis for mosque identification (in addition to orientation)	a mihrab
Location within the site: inside the main structure, adjacent to the main structure, isolated	inside the main structure
A general layout: a single hall, two-three halls, complex, a qibla wall alone	a single hall
Size of the mosque (in m)	13*3
Form of the mosque: square, rectangular with longitudinal direction (basilica), rectangular with transverse direction, other	transversal
A mihrab is present	yes
The internal form of the mihrab: square/semicircular/horseshoe	semicircular
The mihrab projects/is situated inside the wall	projects
Additional elements	adjacent to wells and a bathhouse