Study eyes ‘pond scum’ environmental feedback loop

GarryRogers Nature Conservation

‘This is important because cyanobacteria are on the increase in response to global change …’ Staff Report FRISCO — Fish-killing bacterial blooms are becoming more common in lakes around the world…Source:

GR:  Too many human impacts happening too quickly.  In hindsight, we may one day see a news story like this as the dread harbinger of a sudden drop in global productivity.

Algae Bloom Background Pond scum at Coldwater Farm.

Pond scum killed all the fish in one of my three ponds.  After covering the water, the algae began browning in the center and as this spread, dead fish floated.  The other ponds had sufficient cover of fragrant lily to block the scum (the lilies do this by shading the water).  I replaced the killed fish, planted lilies, and introduced duckweed (duckweed also shades the water and it is eaten by ducks).  Within three years the lilies had covered enough of the…

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About narhvalur

Environmentalist, Animal Lover, Birder,Equastrian
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