British experts face grim task.
The disaster victim identification team, which includes a pathologist, odontologist and fingerprint expert, will assist experts from New Zealand and Australia in the process.
Four Britons are now thought to have been killed and three more are believed to have been injured.
Rescue crews switched off their drills and joined in a two-minute silence observed across the country today, seven days after the disaster occurred.
Flags flew at half-mast, and PM John Key asked the nation's 4.5 million people to join in a show of unity for people "enduring tragedy beyond what most of us can imagine".
Police have so far pulled 154 bodies from the wreckage, and authorities said the death toll could be at high as 240.
The British High Commissioner Vicki Treadell, said: "With New Zealand and Britain being such close friends, this is an opportunity to support and assist each other at this time of crisis.
"We also have a large consular team on the ground who are providing full consular assistance to any British nationals that require it, and continue to work closely."
TRIBUTE Aid workers during the two minute silence in Christchurch today