Deep-sea activities take place in the areas of the sea that are a long way from the coast.
...deep-sea diving.
...a deep-sea fisherman.
deep-sea in British English
noun
(modifier)
of, found in, or characteristic of the deep parts of the sea
deep-sea fishing
deep-sea in American English
(ˈdipˌsi)
adjective
in or of the deeper parts of the sea
deep-sea fishing
Examples of 'deep-sea' in a sentence
deep-sea
Fishing for deep-sea fish is fairly new.
Times, Sunday Times (2013)
Four deep-sea divers stuck at the bottom of the ocean.
Times, Sunday Times (2015)
These things were initially brought in for deep-sea divers to get over the bends but now they are used widely in medicine and other sports.
Times, Sunday Times (2013)
As good as deep-sea fishing.
Times, Sunday Times (2009)
The fire squad with its breathing apparatus moved slowly, like deep-sea divers.
Len Deighton Bomber
He did a two-year masonry and tiling course after leaving school before joining the crew of a deep-sea fishing boat.
Times, Sunday Times (2008)
There are many other activities in this idyllic retreat too, from sailing and snorkelling to deep-sea fishing and sea kayaking.
Times, Sunday Times (2014)
It is the same issue faced by deep-sea divers who come up too quickly - and it can often be fatal.
The Sun (2016)
A very small beach at the east end of the town, popular for scuba diving and deep-sea fishing.
Brines, Callum Collins Traveller - The Algarve (1993)
All related terms of 'deep-sea'
deep-sea diver
a person who takes part in deep-sea diving
deep-sea diving
the activity of diving and exploring in the deep parts of the sea
deep-sea fisherman
a person who takes part in deep-sea fishing
deep-sea fishermen
a person who takes part in deep-sea fishing
deep-sea fishing
the activity of catching fish that live in the deep parts of the sea
be between the devil and the deep blue sea
to be in a difficult situation where the two possible courses of action or choices that you can take are equally bad
between the devil and the deep blue sea
If you say that you are between the devil and the deep blue sea , you mean that you are in a difficult situation where you have to choose between two equally unpleasant courses of action.