Contents	5
	Preface	9
	Acknowledgements	12
	Figures	15
	Tables	21
	Abbreviations and acronyms	22
	Introduction	24
	Coral reefs	30
	A modern re-discovery	36
	Scandinavian coral reefs	61
	North Atlantic coral reefs and giant carbonate mounds	125
	Other deep-water coral reefs, worldwide	162
	Ancient and modern analogues	183
	Competing theories	198
	An unintended extinction?	225
	Conclusions	233
	Some additional photographs and images	235
	Epilogue	250
	References	252
	Index	272