Tank Cycling: >www.modestfish.com/how-to-cycle-your-aquarium/
Stocking and Water Change Calculator: >www.aqadvisor.com/AqAdvisor.php >https://finscape.us/ >www.hamzasreef.com/Contents/Calculators/EffectiveWaterChange.php
Articles and Care Guides: >www.seriouslyfish.com/knowledge-base/ >www.practicalfishkeeping.co.uk/ >www.aquariumcoop.com/ >www.theaquariumwiki.com/wiki/
I have never owned a fish beyond small bettas when I was 11 but I want to start a piranha aquarium. I have all the money to do so and plenty of space in my home. Any tips on how to get starting??
>3 sword plants >rose sword is doing fantastic, leaves at least 10 inches long, always putting out new ones >2 ocelots are withering away and melting off leaves despite root tabs what gives? I feel like if it was a tank-wide issue then either all swords or all plants would be experiencing it, not just those specific two. can post pics if that would help.
>>5131579 my water is hard (around 200-250ppm) but that hasn't affected any other plant, and frankly I am not going through the effort to get RO or distilled water.
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Anonymous06/04/26(Thu)02:14:56
>>5131583 I'm simply suggesting you research if that specific plant is subject to water parameters different than the others and your tank conditions
>>5131586 Ocelot and rose swords are pretty much identical in requirements. i think most swords are just cultivars and not separate species.
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Anonymous06/04/26(Thu)02:41:24
new to the hobby- i've got a gravid neo in my community tank, what are the odds the babies will survive?
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Anonymous06/04/26(Thu)02:50:21
>>5131597 how densely planted is your tank? what fish do you have in it? baby shrimps are pretty good at hiding but they need some tight areas to hide from the really curious fish.
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Anonymous06/04/26(Thu)02:55:05
>>5131602 not as dense as it should be (need a better light) but i've got plenty of hiding spots from rocks and drift wood. and i've got bronze corydoras, kuhli loaches, guppies, longifn zebra danios, and amano shrimp
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Anonymous06/04/26(Thu)03:03:46
>>5131610 >bronze cories fine, will eat shrimplets but only if they sit still and let themselves get sucked up >kuhli loaches same >guppies curious but fairly slow >zebra danios probably the worst, curious and fast and will investigate plants and hiding places >amanos harmless except when they decide to scoop eggs right off a female neo
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Anonymous06/04/26(Thu)05:32:02
How true is tank size requirements for plants? Does anubias really require 10 gallons?
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Anonymous06/04/26(Thu)06:24:47
>>5131642 a lot of that is rough guideline based on the size of the mature plant. you can get anything growing in any amount of water it doesn't matter.
Well I took the plunge. After years of putting off planted tanks I'm going back to it again. But it's the first time I've done a dirted setup. I'll just have to see how it goes.
>>5131817 Also, does anyone have any idea what this plant is supposed to be?
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Anonymous06/04/26(Thu)22:41:06
Has anyone ever successfully used an algaecide without killing everything in the tank? How do they even sell if they’re so bad?
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Anonymous06/05/26(Fri)10:23:41
>>5131472(OP) Glad my lungfish inquiry in the previous thread inspired the picture for the new one
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Anonymous06/05/26(Fri)21:22:44
Does anyone breed shrimp? I like the idea of selectively breeding for the best colors. I want to get bloody marys for their vibrant full body color but if I start with the highest grade is there anything left to improve on with my eugenics program?
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Anonymous06/05/26(Fri)21:53:06
>>5132258 If you start with high grades then most of the work will just be culling any low grades they happen to put out. If you want the process of “making” beautiful shrimp you can start with low-mid grades and then learn how to grade shrimp and start building a pool of high grades.
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Anonymous06/05/26(Fri)22:42:19
>>5132265 Good point. Maybe I'll set up a cull tank for undesirable colors
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Anonymous06/05/26(Fri)23:31:51
>>5132276 I just put them in community tanks, also people will happily buy any shrimp
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Anonymous06/06/26(Sat)00:30:10
>>5132281 I'm hoping to produce some really nice shrimp to share with friends and maybe trade for plants and whatnot. My friend offered me some gorgeous mollies for the tank I just cycled but I have my heart set on stocking a particular way and I read that they can pick on shrimp. Trading and breeding is an attractive aspect of the hobby
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Anonymous06/06/26(Sat)20:41:50
About to give up on breeding my habrosus. They’re wild caught so I’m pretty sure they’re just never gonna go. One of my males randomly died off in the middle of conditioning last week so I slowed down. He was always a runt, never really grew since I got him. The others are healthy, so I think whatever the issue was, was unique to him. But no amount of bloodworms, blackworms, and cool water changes are getting them to go. Tank is infested with flame moss and water lettuce, parameters are perfect. It’s literally their own jungle paradise and they just won’t fuck. 13 of them sharing the space with amanos and neos and it’s not good enough. Fuck.
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Anonymous06/06/26(Sat)21:31:02
>>5132491 I've read about some fish that won't breed without tanins. You gotta look at the source water they came from, not just it's parameters but conditions. Fast flowing water, slow, shallow, deep, how much tanins, how much light/shade
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Anonymous06/06/26(Sat)22:33:30
>>5132508 I have a few aldercones in there and always keep an Indian almond leaf cooking. I wonder if I should over do it until the water is brown basically, condition them for a few days, and then hit it with a cold fresh water change.
I stopped feeding my pea puffers snails because they wouldn't eat the whole thing and they would rot and i'd get film on my water been feeding em bbs and daphnia fine, TRYING to get them to eat magic small fish feed but alas I've had ONE snail out of the hundred(s) I've put in survive, like they just have adopted him as a pet it's the ONLY tank I have algae, you can see this single snails random path through it on the glass. not necessarily because no snails, but it gets lots of natural light I really want to get more snails in there they won't fuck with, but all the ones the same size I've dropped in they killed today I was walking by my community tank and saw this CHONKER so I threw him in pray he's too big for them to fuck with
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Anonymous06/07/26(Sun)05:29:19
>>5131479 Piranha are carnivores and messy eaters so you'll be working harder to keep the tank clean, you'll also want to get them young so they can establish a pecking order before they're big enough to rip each other apart. once you see how few adults can actually fit in an aquarium, realize how shit of an idea this is and get silver dollars instead since they're basically the same thing but half the effort.
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Anonymous06/08/26(Mon)00:11:32
>>5132594 puffer certainly doing a good long think on that
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Anonymous06/08/26(Mon)01:20:24
>>5132508 >I've read about some fish that won't breed without tanins. Really? Name some.
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Anonymous06/08/26(Mon)02:18:04
>>5132866 some newer strains of corydoras, wouldn't breed for weeks with normal successful practices. guy got tip on where they were from, it was very tanin heavy, so he added a dark ass tanin tea to the tank got spawns next day idk exact strains, I'm not that obsessive
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Anonymous06/08/26(Mon)04:05:29
>>5132880 Original asker back with an update. Boiled and cooled some tannin tea yesterday using aldercones and almond leaves and added it. Just made another big batch, have it outside cooling down in a covered bucket right now. Gonna hit them with a nice cool water change of pure tannin tea tonight and see if they get excited.
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Anonymous06/08/26(Mon)04:43:14
>>5132902 godspeed brother the suggestion is to make it super concentrated, so you can just add like a gallon to your tank without fucking with other parameters but just darken it dramatically
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Anonymous06/08/26(Mon)05:19:16
>>5132912 I have crushed coral running in there so I should be able to dose it pretty heavily without destroying anything.
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Anonymous06/08/26(Mon)16:18:30
I've had a ton of issues with usually molt failures in my cherry tank and I've ruled out absolutely everything except either my local store being shit and selling weak shrimp to begin with that they house in poor parameters(likely culprit as one of their tanks had a massive planaria infestation), or some unknown toxin that might've gotten in.
I'm running some carbon filtration using a bubbler-powered small filter just because that's all I had on hand as I don't use carbon, about how long do you think I should leave that going in a 10 gallon?
>>5132912 >>5132902 Well, no signs of Cory eggs this morning. But it seems it brought out a spawn of blue dream OEs at least. Doubt these guys were born last night but still pretty cool.
>>5133074 Ah shit. Another one of the mothers was dead on the substrate. Not sure if it was the water change or a failed molt but I’m pretty sure she’d still be here if I didn’t do that. Fuckin dammit. Extracted the eggs to a breeder box with an airstone. Used water from the mother tank and hit it with some methylene blue. Currently suspended in a net over this airstone. Hopefully I can save the spawn.
>>5133101 Nah. I buffer with crushed coral because I naturally have soft water. But when I put the new water that was 99% tannins in it was probably a pretty dramatic swing overall. Temperature, pH, and hardness. I knew it was risky but accepted the risk because I desperately want the habrosus to breed. Everyone else is doing fine and the water change was long enough ago now that the pH and hardness have balanced back out. Just upsetting because these neos are nearly $40 a piece and that mother was extremely high grade. I should be able to save some of the babies though.
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Anonymous06/08/26(Mon)21:50:18
Eriocaulon cinereum perhaps, buried a little deep so hard to say for certain. Needs a lot of bullshit to be happy, high light high flow high CO2.
Some general daphnia observations to no one in particular. I'm having more fun culturing these than playing with my tank. >fry food and chlorella both cause population explosions. spirulina just destroys the water >chlorella ruins the water fast though. you have to do a weekly water change and vacuum the bottom with chlorella >green water creates much bigger daphnia. they top out smaller when I feed them other foods >green water is a pain in the ass to get dense with fertilizer alone. I put the equivalent of 19-7-20 which is like what you would use for weed production >I use some amazon f2 plus Advanced Nutrients (hydroponic fertilizers) >using ground up plants to make green water takes forever, but the water gets extremely dense
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Anonymous06/09/26(Tue)07:47:30
Does any manufacturer offer a large (100+ gallon) shallow rimless tank? Something that's long and/or wide instead of tall?
>>5133240 Lol that would not come out like you think it would. A 20 gallon shallow is 30in b By 18in which is almost 4 ft square. Picture 5 times the footprint. I can't even imagine what it would cost either.
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Anonymous06/09/26(Tue)12:58:52
>>5133283 Well, I saw a listing for a company that makes tanks to order, one of their common sizes was 72x24x24 which is pretty much my dream size, but I'd prefer 18 inch depth, maybe even 12. I know it would be over a thousand dollars, I just wonder if there's a company that offers that size off the shelf.
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Anonymous06/09/26(Tue)13:03:39
>>5133301 >over $1000 Lol. I don't think you've priced this out yet
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Anonymous06/09/26(Tue)13:12:54
>>5133302 The company listed that sized tank for 950 dollars. I assume they would charge more for an alteration even though it would use less glass.
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Anonymous06/09/26(Tue)14:06:46
>>5133304 Alternate shapes are usually multiple times as expensive. Look at other sizes and the difference between thr standard vs shallow, rimless, etc
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Anonymous06/09/26(Tue)14:31:01
>>5133311 I think next time I go by the fish store affiliated with them I'll ask if they have a sample tank in the warehouse and if I can get a quote on what I want (even though I can't buy it because I have nowhere to put another tank)
buy some frozen bloodworms to make it worth their while.
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Anonymous06/09/26(Tue)14:32:26
>>5133318 To be clear, I want to move to be closer to family and if I do, I'd get a big tank then and move it in when the place is totally empty.
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Anonymous06/09/26(Tue)18:02:59
>>5133319 Yeah at 12 inches high it would be like 5' by 3'. Definitely have to plan around it. Even moving and setting it I'd prefer to have 2 helpers.
Thinking of getting golden wonder killi, but how much do I need to worry about their jumping ability? I have a small slit of open space where one might be able to hop out at any time if they think they can just leave the tank, but I don’t know if they’ll do that when they aren’t spooked. Really the chief concern is probably when I’ve got the lid open to clean. Anyone with experience or recommendations with these guys or hoppers in general?
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Anonymous06/11/26(Thu)15:48:27
I want to make a carpet of moss on a new aquarium that's currently only hardscaped with no water, does cutting it with a knife until they are very small gets the same effect as blending them? I have been thinking about taxiphyllum for the ground, and fissidens for the trees if that makes any difference.