Aquarium Owner
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General
General Discussion
Chat about anything related to the aquarium hobby, share experiences, and connect with fellow fishkeepers.
Threads
4
Messages
50
one cory dead after water change, others...
Nov 12, 2026
xNovaKill
Introductions & Welcome
New here? Introduce yourself to the community!
Threads
5
Messages
47
Reefer from Ohio back after 5 year break
Nov 12, 2026
patrick88_ca
Aquarium News & Events
Latest news, product launches, and local aquarium events.
Threads
7
Messages
50
Spring club auction this Saturday, vendo...
Nov 11, 2026
ShrimpLover
Freshwater
Freshwater Fish
Discussion about tetras, barbs, livebearers, catfish, and all freshwater species.
Threads
5
Messages
55
Cories thriving on gravel in my 20g tank
Nov 12, 2026
jen_93
Cichlids
African cichlids, South American cichlids, and dwarf cichlids.
Threads
6
Messages
49
Apisto agassizii spawned and the female ...
Nov 12, 2026
FilterGuru
Bettas & Gouramis
Care, breeding, and showcase for bettas, gouramis, and other labyrinth fish.
Threads
5
Messages
58
Change my mind: bettas are not community...
Nov 12, 2026
greg_ohio
Goldfish & Koi
Fancy goldfish, common goldfish, koi ponds, and cold water species.
Threads
5
Messages
41
Fish antibiotics are basically contraban...
Nov 11, 2026
tallguy_tx
Saltwater & Reef
Marine Fish
Clownfish, tangs, wrasses, and all saltwater fish species.
Threads
5
Messages
43
Powder blue tang keeps nipping zoas
Nov 11, 2026
marcus1987
Coral & Invertebrates
Coral care, propagation, shrimp, crabs, snails, and other invertebrates.
Threads
5
Messages
59
Hydroids taking over after coral dip fai...
Nov 12, 2026
LisaW07
Reef Tank Builds
Show off your reef builds, share progress, and get feedback.
Threads
6
Messages
48
90g reef peninsula - alk crashes every n...
Nov 12, 2026
sarah_2891
Plants & Aquascaping
Aquatic Plants
Plant species, care guides, CO2 injection, and fertilization.
Threads
7
Messages
57
Monte carlo carpet without CO2 - my expe...
Nov 12, 2026
ChrisM_22
Aquascaping
Aquascaping styles, hardscape, layouts, and competition tanks.
Threads
4
Messages
62
Ohko stone crumbling after 3 months - no...
Nov 11, 2026
ChrisM_22
Equipment & DIY
Filters & Filtration
Canister filters, HOB, sponge filters, sumps, and filter media.
Threads
5
Messages
65
Swapped Seachem Matrix for lava rock, ca...
Nov 11, 2026
LisaW07
Lighting
LED lighting, PAR values, light schedules, and recommendations.
Threads
8
Messages
35
Hot take: your photoperiod matters way m...
Nov 5, 2026
danielp85
Tanks, Stands & DIY
Tank sizes, stands, DIY projects, plumbing, and custom builds.
Threads
4
Messages
61
My first DIY stand for 29g tank rocks to...
Nov 11, 2026
jt_loves_tacos
Health & Science
Fish Health & Disease
Diagnose and treat common fish diseases, parasites, and injuries.
Threads
4
Messages
45
Black moor goldfish floating weirdly, sw...
Nov 11, 2026
bananapeel42
Water Chemistry
Water parameters, cycling, testing kits, and water treatment.
Threads
4
Messages
72
KH crashing after water changes? I'm sca...
Nov 10, 2026
SaltwaterSam
Shrimp & Invertebrates
Freshwater Shrimp
Cherry shrimp, Amano shrimp, Caridina, and shrimp breeding.
Threads
7
Messages
34
cherry shrimp colony out of control in 2...
Nov 12, 2026
FreshwaterFan
Snails & Other Inverts
Nerite snails, mystery snails, crayfish, and other freshwater invertebrates.
Threads
7
Messages
41
Bladder snail hitchhikers, do I embrace ...
Nov 11, 2026
DiscusDave
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