Thessaloniki Mud Volcano, the Shallowest Gas Hydrate-Bearing Mud Volcano in the Anaximander Mountains, Eastern Mediterranean

Table 1

(a) Gravity cores. (b) Autoclave core.

(a)

Core no.	Latitude	Longitude	Water depth; (m)	Sediment temperature	Length; (cm)	G.H. presence; (visual identification)	Smell of H²S gas
AX46-GC1	35°28.603′	30°15.113′	1263	14,4°C	110	No	Yes
AX47-GC1	35°28.562′	30°15.123′	1265	12,3°C	167	No	Yes
AX48-GG1	35°28.729′	30°15.052′	1264	8.4–10.7°C	130	Yes	Yes
AX49-GC1	35°28.728′	30°15.060′	1264	No data	228	Yes	Yes

(b)

Core no.	Latitude	Longitude	Water depth (m)	Length (cm)	Pressure (bars)	GH presence	Gas vol. (litres)
AX49-AP1	35°28.728′	30°15.060′	1.264	0.70	105	Yes	3.1