They have seeded the seas with a fertilizer that produces phytoplankon, that, up the food chain, attracts fish that eat, breed and produce more fish.
(They; have seeded; the seas) (fish; produce; more fish) (a fertilizer that produces phytoplankon; attracts; fish that eat, breed and produce more fish) (fish; eat; ) (fish; breed; )
They fish a fertilizer that produces phytoplankon fish fish
have seeded produce attracts eat breed
the seas
more fish
fish that eat, breed and produce more fish