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jmowreader

(53,544 posts)

19. In the US, native catfish are predators rather than algae eaters

Reply to LeftInTX (Reply #17)

Tue Jun 23, 2026, 11:38 PM

Tuesday

You can tell the difference between a predatory catfish and a scavenger by looking at where the mouth is. Predators have the mouth at the front of the fish's head. Scavengers have it underneath their heads.

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LeftInTX

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Would a thousand of these fish be able to clean up the [View all] Matthew28 Sunday OP

I think this fish is the solution. Matthew28 Sunday #1

Is this a tropical fish? Emile Sunday #2

It's a fancy goldfish, most likely a Ranchu Matthew28 Sunday #3

No, it's not a tropical fish. It's a coldwater/temperate fish Matthew28 Sunday #4

Thanks for the information. Thinking that would be a great way Emile Sunday #8

An Ozone Infusion Pump can clear lakes and will not harm waterfoul. If done right, it will protect them from pathogens. TheBlackAdder Sunday #5

But the water will still be full of orthoclad Sunday #11

The pump needs to run 24x7, while robotic bottom skimmers clean the organic material that settles. TheBlackAdder Sunday #16

I thought that was what they were using... LeftInTX Tuesday #18

Let's just throw Trump in and let him suck it up Grim Chieftain Sunday #6

Add his DOJ lawyers for help. multigraincracker Sunday #7

Only if it's a shitless fish. A complete ecosystem is required OR chemical sterilization. Maru Kitteh Sunday #9

Yes. It's an ecosystem, not a swimming pool. orthoclad Sunday #13

Invasive species. They would colonize the Potomac, orthoclad Sunday #10

catfish are native, they can use those (I wouldn't be surprised if they weren't part of the pool already) LeftInTX Tuesday #17

In the US, native catfish are predators rather than algae eaters jmowreader Tuesday #19

I recommend that they fill it with pirhanas malaise Sunday #12

And snakeheads orthoclad Sunday #14

Bwaaaah malaise Sunday #15

It's going to take a lot more than a thousand of them jmowreader Tuesday #20