But what really lurks in the murkydepths of the ocean?
The Sun (2006)
When the treacherous currents mangled oil platform cables and pipes, companies would send the strapping Australian into the murkydepths to sort them out.
Times, Sunday Times (2014)
Definition of 'depth'
depth
(depθ)Explore 'depth' in the dictionary
plural noun
The depths are places that are a long way below the surface of the sea or earth.
[literary]
Definition of 'murky'
murky
(mɜːʳki)Explore 'murky' in the dictionary
adjective
Murky water or fog is so dark and dirty that you cannot see through it.