Amphitriton - son of the sea queen

Arroyo - he is guided by the waters

Artesian - eternal water

Aqualon - fashioned from the waters

Aquarian - the ocean master

Aquis - he carries the sea within

Deep - born from the ocean depths 

Deltan - the River King 

Fluvis - the river flows within him

Glacis - the ice warrior 

Glacius - the God of Winter 

Hydrian - the King of the Seas 

Hydris - the sea serpent 

Hydrius - (high-dree-us)  the first sea serpent (the eldest son)

Hydrox - converging waters ie. to unite

Kai - ocean

Lachrymos - the Sea God 

Lake - he is still waters

Liquis - flowing water

Marinus - the seafarer 

Monsoon - the blessed rains

Nauticas - the navigator 

Navian - the watercraft 

Neros - the old man of the sea (the eldest son) 

Neptus - the ocean-steed

Pelagios - the open sea

Piscean - born of fish ie. a merman

Proteus - the ocean-prophet 

Rainer - born in the storm 

Riparian - born on the riverbank 

River - he flows to the seas

Seidon - (sigh-din)  son of the Sea God 

Streamus - son of the river

Tempest - the angered seas

Tidas - the ocean sway 

Torrent - the river horse

Triton - son of the seas

Typhos - the power of the oceans 

Varun - Lord of the Seas

Zale - strength of the sea

Artwork:    

www.pinterest.com/ClydeMaxwellRohrer

http://vildamir.deviantart.com/art/Triton-116393420

http://drawnbydana.deviantart.com/art/Fishboy-466402553