subtidaladj.

1852 J. Phillips Treat. Geol. (new ed.) I. vi. 328 The laminarian or subtidal zone, extending to 15 fathoms, would give us lacunæ and rissoæ.

1878 Geol. Mag. 15 572 A visit to the lower edge of the peat frayed into a sort of subtidal cliff or series of cliffs by the encroachments of the sea.

1939 F. E. Clements & V. E. Shelford Bio-Ecol. x. 313 The subtidal community reaches up into the tidal area.

1979 R. Brewer Princ. Ecol. v. 231 It is usual to recognize three zones on both sandy and rocky shores. These are the intertidal zone itself, a supratidal zone above it.., and the subtidal zone.

2005 A. Burdick Out of Eden (2006) xxi. 278 At dawn the next morning Ruiz set out across the subtidal plain of Bodega Harbor.

1954 Copeia No. 4 269/2 Higher proportions of females were taken intertidally than subtidally.

1992 N.Y. Times 26 May c4/2 Life in the intertidal zone, where the heaviest oil came, has been eliminated in many cases,..but subtidally, it looks as one would expect to see in a healthy community.

2004 J. Mosig & R. Fallu Austral. Fish Farmer (ed. 2) 15 In Australia, species farmed subtidally include scallops, mussels, native flat oysters and pearl oysters.