Since no explanation is provided in the proposer's official solution, the raison d'etre culminating in the said solution are appended hereunder as follows:
It would be observerd, that in conformity with the first line, we would have to look for water (or a source of water). The first thing that comes to one's mind is Seawater which is found in the Seas.
The second through fourth lines imply a person (or man) with a specific vocation ( which is symbolised by his soul)
Consequently, the required answer to the puzzle must be Sea-man.
Interested readers may also refer to the following locations: