Linked from
The 15 pages that link to Algal bloom, each with the reason it gives.
EutrophicationRelated: Nutrient enrichment can trigger blooms that shade water and later decay.
Harmful algal bloomNarrower topic: Harmful blooms are a damaging subset of this broader phenomenon.
ProtistRelated: Blooms of certain protists can harm aquatic ecosystems and human health.
Sea lettuceNarrower topic: Ulva blooms are large-scale examples of this broader ecological event.
SpirogyraRelated: Dense Spirogyra growth can form conspicuous floating or submerged mats.
AphelidaRelated: Parasites of algae can influence the growth and persistence of algal populations.
Lake SimcoeRelated: Nutrient inputs can produce blooms that threaten water quality and aquatic life.