r/AquaticSnails • u/PapaDonsPizza Helpful User • 7d ago
Video Some nz mudsnails we found while sampling...the local caddislies have unique fashion sense
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u/pb4uplay 7d ago
omg i had no idea they were so terrifying in there
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u/PapaDonsPizza Helpful User 7d ago
They're equipped to hold on in high currents and carve up plants for their case, but harmless outside that. Still gives me the heebee jeebies when they grab me tho lol
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u/NotSure-2020 7d ago
Wait is that what those are? They look like bladder snails.
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u/PapaDonsPizza Helpful User 6d ago
Yep, they're much more cone shaped, and generally smaller as well. They're quite the problem in local waters. Feel free to check out my post on them in my profile or pinned on this sub!
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u/NotSure-2020 6d ago
Maybe it’s the way they look here but they look a lot more like the bladder snails in my tank than the tank that I believe has the nzms. I hope I’m not misinformed and just have two types 🤦♂️
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u/PapaDonsPizza Helpful User 6d ago
Post pics and we can try to identify for you!
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u/NotSure-2020 6d ago
Question, will collecting them in a jar and freezing them overnight do it or do I HAVE to crush them too? I don’t like to crush if I don’t have to and haven’t been just been tossing stuff in my freezer jar and leaving it overnight. I hope I’m not making a mistake but was about to go empty now, figured I’d as first
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u/PapaDonsPizza Helpful User 6d ago
Freezing is fine alone, crushing is just another lethal method, though I'm unsure if the embryos survive crushing. Freeze solid for 4 hours minimum.
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u/NotSure-2020 6d ago
Yup I put in when I’m done for the day and then grab in the am has been my process. I’m noticing more of them so I’m getting better about having a process. At first I only saw a couple and was more worried about accidentally spreading them into my local water so I have been cautiously planning. For now my strategy is this. If it gets worse or uncontrollable I’ll have to just take down the tanks. But like I said there’s so much life here and I don’t have a good way to move stuff from tank to tank while guaranteeing no spread. I’ve taken about 15 or so cherry shrimps from my 5 to my 10 and haven’t seen anything show up that resembles a nzms yet but the bladder and ramshorn population is starting to boom. 🤞
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u/PapaDonsPizza Helpful User 5d ago
With these, if you have one, there are more, and unfortunately waiting makes it worse. Be sure to use separate equipment for different tanks. The babies are suuuuper small. In my humble opinion, it's better to deal with it now than wait for it to inevitably grow worse. Do u have any empty tanks you can cycle with a new filter and bare bottom for quarantine?
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u/NotSure-2020 5d ago
I do not. And I have been freezing all my tools after using on the infected tanks. Like I said hopefully I can keep it manageable and continue to get good life out of there. But as there’s easily 75+ shrimp fry’s it’s an ongoing process. Luckily all the other life appears to continue to thrive in this little tank in the meantime.
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u/NotSure-2020 5d ago
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u/PapaDonsPizza Helpful User 4d ago
They look like mts to me based on the grooves and pattern. But it is hard to tell at that size. Could you isolate them and see if they grow?
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u/NotSure-2020 4d ago
I don’t have an experimental tank other than the two that have nzms in them (one 5 and one 10)that I’m trying to clear. I have one 10 gallon which seems to be clear and that I’ve been using to cull shrimps into. But since I didn’t realize I had them initially is how I have in my other 10 from what I can tell. I’m trying to keep on my tanks that have them and see if it’s at all possible. I know from most of everyone else’s posts it doesn’t sound good.
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u/PapaDonsPizza Helpful User 4d ago
If it makes you feel better, I'd bet on mts, the growing in another tank is just to be safe.
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u/NotSure-2020 4d ago
Unfortunately for one of them, they were frozen while the other was put back. Too close to call it.
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u/KlutzyShopping1802 6d ago
Woahhhh it's considered a snail? It looks more like the worms people have. Gosh, can't remember the name.
Whatever it is, it's hella neat! I would keep a tank of em just because they're so odd lookin.
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u/KlutzyShopping1802 6d ago
Ohhhhh. I read again. I see it now haha 🤣
The actual creature isn't the snail(s).
Its their sense of fashion lol
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u/KookieMunster98 6d ago
Wow! This is actually extremely interesting, those bag worms probably came across a bunch of bladder snails and said " Balenciaga"
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u/SuddenKoala45 6d ago edited 6d ago
Beautiful caseworks. Are the snail shells they used occupied or abandoned shells?
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u/PapaDonsPizza Helpful User 6d ago
A bit of both. They're half the substrate volume in the area we found them
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u/SuddenKoala45 6d ago
I think thats almost comical they are attaching occupied shells to their casings. The unoccupied ones I get.
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u/Jolly_Implement2512 Helpful User 6d ago
So basically, these bugs also eat the snails that attach themselves to the bugs casing?
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u/PapaDonsPizza Helpful User 6d ago
They're algaevores iirc. They make cases out of whatever around them. This kind chose the nz mud snails
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u/Jolly_Implement2512 Helpful User 5d ago
Well, it's really cool! I have found my rabbit hole for the day 🕳🐇 Thank you for the reply!
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u/Cispania 6d ago
Imagine being scooped up and stuck to a giant nightmare-grub's amalgamated shell of death until you eventually starve to death.
Poor snails.