One of the fun parts of genetic genealogy is that it's always exciting to see what old DNA turns up in archeological projects like these. It's a stretch to hope for, but wouldn't a paternal-line relative from Doggerland be cool...
replies(1):
While amazing advancements have taken place in ancient DNA analysis (esp. by David Reich at Harvard and his collaborators), I think all of these have been done from dry human remains on land, not submerged ones.
Does DNA in bones survive long term in seawater? Intuitively I think it would "wash away", or be hopelessly contaminated with other DNA in the water.