1 991)] showed a large-scale antcyconc gyre In the general v c n t y of the gyre shown in F g 1 C However. Red's gyre and the one depicted n F g. 1 C have substanta dfferences In their verica structure and horizontal substructure 7. Southward flow of North Atlantic Deep Water on the eastern side of the Md-Atantc Ridge IS supported by P. M. Saunders [J. Mar. Res. 40, 641 (1982)], S. Gana and C. Provost [J. Mar. Syst. 4, 67 (1 993)], and J Pallet and H Merc~er (Deep-sea Res., Pan I, n press) 8 Topographc s depths of -1 000 m are a barrer for flow of t h s densty Into the Nordic Seas. 9. L V Worihngton, Johns Hopkins Oceanogr. Srud. 6, (1976); R. A. Clarke. H. VV. Hill, R F Re n'nger, 3 A. Warren. J. Phys. Oceanogr. 10. 25 (1 980); M S McCanney, Prog. Oceanogr. 29. 283 (1 992): VV. J. Schrntz and M. S. McCariney, Rev. Geophys, 31. 29 11993'1. 10 R S. ~l c k a r t and w M. Smethe. J Phys Oceanogr. 23. 2602 (1 993). 1 1 . J. Pallet, M. Arhan, M. S. McCariney, In preparaton. 12. P B. Rhnesand W. R. ~o a n d , ~y n :~r r n o s . Oceans 3. 289 (I 979) 13. VV, R. Holland. Geophys. Fluid Dyn. 4, 187 (1 973). 11. R. Gerdes and C. Koberle. J. Phys. Oceanogr 25, 2624 (1 995). 15, These gyres at intermedate depths are dstnct from the smaller scale gyres at abyssal depths that are more clearly assocated w~t h the basn topography. 16. P. 5 .