<P> The Southern Ocean did not appear in the 1953 third edition because `` ... the northern limits ... are difficult to lay down owing to their seasonal change ... Hydrographic Offices who issue separate publications dealing with this area are therefore left to decide their own northern limits . ( Great Britain uses the Latitude of 55 ° South ) '' . Instead , in the IHO 1953 publication , the Atlantic , Indian and Pacific Oceans were extended southward , the Indian and Pacific Oceans ( which had not previously touched pre 1953 , as per the first and second editions ) now abutted at the meridian of South East Cape , and the southern limits of the Great Australian Bight and the Tasman Sea were moved northwards . </P>
<P> The Southern Ocean did not appear in the 1953 third edition because `` ... the northern limits ... are difficult to lay down owing to their seasonal change ... Hydrographic Offices who issue separate publications dealing with this area are therefore left to decide their own northern limits . ( Great Britain uses the Latitude of 55 ° South ) '' . Instead , in the IHO 1953 publication , the Atlantic , Indian and Pacific Oceans were extended southward , the Indian and Pacific Oceans ( which had not previously touched pre 1953 , as per the first and second editions ) now abutted at the meridian of South East Cape , and the southern limits of the Great Australian Bight and the Tasman Sea were moved northwards . </P>
where do the indian and pacific oceans meet
where do the indian and pacific oceans meet
at the meridian of South East Cape
at the meridian of South East Cape