Dinoflagellate Blooms is the fourth studio album that J. G. Thirlwell has issued under the pseudonym Manorexia.

It was released on June 11, 2011 by Ectopic Ents.

[1] The Wire gave the record a glowing review, saying "it's a hugely satisfying record, representing half a decade of concentrated work but also a fine unity of purpose.

"[2] All music is composed by J. G. Thirlwell