Many may be vanishing before our eyes without anyone paying significant attention

The deep oceans are a fragile final frontier, largely unknown and untouched but mining companies and governments — other than those in Africa — are eying its mineral riches

An environment group says its application is a ‘watershed’ case for stopping deep sea exploration

But endangered sharks and rays are falling through the net, and other imperilled species are being scooped up as bycatch, conservation groups warn