Converse of object

• evaporate: NOTE: Its much cheaper to produce sodium chloride ' salt ' by evaporating seawater!

• filter: Cores will be placed in a microcosm mesocosm tank containing filtered seawater, which is recycled, stirred and aerated to maintain ambient conditions.

• use: We use local seawater pumped up through a pipeline on the harbor wall.

• bring: There was an aquarium here in Victorian times - they used to bring the seawater for the tanks up from Brighton on the train!

Preposition: at

• tide: Mudflats and sandflats not covered by seawater at low tide.

Adjective modifier

• artificial: Artificial seawater is fortified with trace elements beneficial to marine organisms.

• clean: Southern Water is bringing cleaner seawater to West Sussex with a £ 3.1 million environmental improvement scheme.

• fresh: Is fresh seawater being allowed through the pipeline into the lagoon to maintain a high level?

• natural: A salinity of 50 % of natural seawater, about 1.7 % is recommended.

• full: The lagoon now appears to be full strength seawater at a salinity of 35 ( ppt ).

• real: Real seawater can be used to fill the aquarium.

Modifies a noun

• droplet: This is the cylinder into which our friends the seawater droplets had been pumped.

• swimming: Children will love the outdoor, seawater swimming pool built onto the rocky foreshore.

• pool: Children will love the outdoor, seawater swimming pool built onto the rocky foreshore.

• intake: Gordon drives Thunderbird 4 down into the depths and quickly locates the seawater intake.

• temperature: The yearly maximum abundance levels proved to be highly correlated with winter seawater temperature.

• flow: The seawater pump is keeping the seawater flow at an absolute rock solid flow rate.

Noun used with modifier

• strength: The lagoon now appears to be full strength seawater at a salinity of 35 ( ppt ).

• surface: I would have liked to have seen a graph or a table for dissolved oxygen concentrations in surface seawater included.

• %: The cell pellet is then washed with Neff's, 75 % seawater, or other solution depending on the ameba.