{
  "@type": "CollectionAPI",
  "section": "diseases",
  "base_url": "https://fastaquatics.com/diseases/",
  "generated": "2026-05-07T13:09:10.490Z",
  "count": 50,
  "items": [
    {
      "slug": "aefw-acro-flatworms",
      "url": "https://fastaquatics.com/diseases/aefw-acro-flatworms/",
      "title": "AEFW (Acropora-Eating Flatworms) - symptoms, treatment + prevention",
      "description": "AEFW (Acropora-Eating Flatworms) aquarium disease guide. AEFW (Amakusaplana acroporae) are tan flatworms ~3-5mm that feed exclusively on Acropora tissue. Bite marks appear as small white spots; advanced infestation strips tissue + leaves",
      "last_modified": "2026-05-07T05:02:05.686Z"
    },
    {
      "slug": "aiptasia",
      "url": "https://fastaquatics.com/diseases/aiptasia/",
      "title": "Aiptasia anemones - symptoms, treatment + prevention",
      "description": "Aiptasia anemones saltwater aquarium disease guide. Aiptasia (glass anemones) are pest anemones that hitchhike in on rock or coral and reproduce rapidly. They sting coral, and large infestations dominate rockwork.",
      "last_modified": "2026-05-07T05:01:35.661Z"
    },
    {
      "slug": "ammonia-poisoning",
      "url": "https://fastaquatics.com/diseases/ammonia-poisoning/",
      "title": "Ammonia Poisoning - symptoms, treatment + prevention",
      "description": "Ammonia Poisoning aquarium disease guide. Ammonia poisoning happens when NH3/NH4+ levels exceed 0.25 ppm and damage fish gill tissue + nervous system. The single fastest way to lose a tank.",
      "last_modified": "2026-05-07T05:02:05.687Z"
    },
    {
      "slug": "anchor-worm-lernaea",
      "url": "https://fastaquatics.com/diseases/anchor-worm-lernaea/",
      "title": "Anchor Worm (Lernaea) - symptoms, treatment + prevention",
      "description": "Anchor worms (Lernaea) are visible white-green parasites (0.5-1 inch) protruding from fish skin like tiny spaghetti. Common in koi + goldfish. Treatment: Dimili",
      "last_modified": "2026-05-07T05:02:05.687Z"
    },
    {
      "slug": "argulus-fish-lice",
      "url": "https://fastaquatics.com/diseases/argulus-fish-lice/",
      "title": "Argulus (Fish Lice) - symptoms, treatment + prevention",
      "description": "Argulus (fish lice) are visible flat parasitic crustaceans (4-8mm) attached to fish skin. Common in koi ponds + outdoor goldfish. Treatment: organophosphate or",
      "last_modified": "2026-05-07T05:02:05.688Z"
    },
    {
      "slug": "asterina-starfish",
      "url": "https://fastaquatics.com/diseases/asterina-starfish/",
      "title": "Asterina Starfish - symptoms, treatment + prevention",
      "description": "Asterina Starfish aquarium disease guide. Asterina starfish are tiny (5-15mm) starfish that hitchhike in on rock and reproduce by fission. Some species eat coral; most are harmless detritus-eaters.",
      "last_modified": "2026-05-07T05:02:05.689Z"
    },
    {
      "slug": "brooklynella",
      "url": "https://fastaquatics.com/diseases/brooklynella/",
      "title": "Brooklynella (clownfish disease) (Brooklynella hostilis) - symptoms, treatment + prevention",
      "description": "Brooklynella hostilis is an aggressive ciliate parasite that strikes newly-imported clownfish. Causes excess slime coat + rapid breathing. Treat with formalin baths immediately.",
      "last_modified": "2026-05-07T04:54:16.489Z"
    },
    {
      "slug": "brown-jelly",
      "url": "https://fastaquatics.com/diseases/brown-jelly/",
      "title": "Brown Jelly Disease (LPS coral) - symptoms, treatment + prevention",
      "description": "Brown Jelly Disease (LPS coral) saltwater aquarium disease guide. Brown jelly disease is a fast-spreading infection of LPS coral (especially Euphyllia, frogspawn, hammer, torch) characterized by a brown gelatinous mucus that consumes tissue withi",
      "last_modified": "2026-05-07T05:01:35.663Z"
    },
    {
      "slug": "bryopsis",
      "url": "https://fastaquatics.com/diseases/bryopsis/",
      "title": "Bryopsis (feather algae) - symptoms, treatment + prevention",
      "description": "Bryopsis (feather algae) aquarium disease guide. Bryopsis is a tough fern-like macroalgae that's notoriously hard to remove. Once established it dominates rockwork and resists most CUC species.",
      "last_modified": "2026-05-07T05:02:05.690Z"
    },
    {
      "slug": "camallanus-worms",
      "url": "https://fastaquatics.com/diseases/camallanus-worms/",
      "title": "Camallanus worms (Camallanus cotti) - symptoms, treatment + prevention",
      "description": "Camallanus cotti is a freshwater nematode parasite that protrudes from the fish anus as small red worms. Highly contagious between fish; treat the entire tank with Levamisole.",
      "last_modified": "2026-05-07T04:54:16.485Z"
    },
    {
      "slug": "carp-pox",
      "url": "https://fastaquatics.com/diseases/carp-pox/",
      "title": "Carp pox (Cyprinid herpesvirus 1 (CyHV-1)) - symptoms, treatment + prevention",
      "description": "Carp pox is a viral skin disease causing waxy white-grey growths on koi + goldfish. Generally non-lethal; growths regress in warm summer water and recur in cool seasons.",
      "last_modified": "2026-05-07T04:54:16.491Z"
    },
    {
      "slug": "columnaris",
      "url": "https://fastaquatics.com/diseases/columnaris/",
      "title": "Columnaris (Flexibacter columnaris) - symptoms, treatment + prevention",
      "description": "Columnaris (Flexibacter columnaris) freshwater aquarium disease guide. Columnaris is a freshwater bacterial infection (Flavobacterium columnare) that produces white or grey patches on the body. Aggressive and fast-spreading; often confused with fungus",
      "last_modified": "2026-05-07T05:01:35.664Z"
    },
    {
      "slug": "costia-ichthyobodo",
      "url": "https://fastaquatics.com/diseases/costia-ichthyobodo/",
      "title": "Costia (Ichthyobodo) (Ichthyobodo necator) - symptoms, treatment + prevention",
      "description": "Costia (Ichthyobodo necator) is a microscopic flagellate that causes a blue-grey slime coat in freshwater fish. Highly contagious; treat with formalin or salt + heat.",
      "last_modified": "2026-05-07T04:54:16.488Z"
    },
    {
      "slug": "cyanobacteria",
      "url": "https://fastaquatics.com/diseases/cyanobacteria/",
      "title": "Cyanobacteria (red slime / black beard) - symptoms, treatment + prevention",
      "description": "Cyanobacteria (red slime / black beard) aquarium disease guide. Cyanobacteria (cyano) appear as red, brown, or black slime sheets that coat substrate, rocks, and equipment. Not technically algae - it is a photosynthetic bacterium. Releases trap",
      "last_modified": "2026-05-07T05:02:05.692Z"
    },
    {
      "slug": "dactylogyrus-flukes",
      "url": "https://fastaquatics.com/diseases/dactylogyrus-flukes/",
      "title": "Skin + gill flukes (Dactylogyrus, Gyrodactylus) (Dactylogyrus + Gyrodactylus) - symptoms, treatment + prevention",
      "description": "Skin + gill flukes (Dactylogyrus + Gyrodactylus) are monogenean parasites that attach to gills + skin. Cause flashing + breathing distress. Treat with praziquantel (PraziPro).",
      "last_modified": "2026-05-07T04:54:16.501Z"
    },
    {
      "slug": "dinoflagellates",
      "url": "https://fastaquatics.com/diseases/dinoflagellates/",
      "title": "Dinoflagellates - symptoms, treatment + prevention",
      "description": "Dinoflagellates saltwater aquarium disease guide. Dinoflagellates (",
      "last_modified": "2026-05-07T05:01:35.665Z"
    },
    {
      "slug": "dropsy",
      "url": "https://fastaquatics.com/diseases/dropsy/",
      "title": "Dropsy (Edema) - symptoms, treatment + prevention",
      "description": "Dropsy (Edema) aquarium disease guide. Dropsy (edema) is a fish disease where fluid accumulates in the body cavity, causing the abdomen to swell and scales to protrude (pinecone appearance). Usually a symptom of bacteri",
      "last_modified": "2026-05-07T05:02:05.693Z"
    },
    {
      "slug": "fin-rot",
      "url": "https://fastaquatics.com/diseases/fin-rot/",
      "title": "Fin Rot - symptoms, treatment + prevention",
      "description": "Fin Rot both aquarium disease guide. Fin rot is a bacterial infection (typically Aeromonas, Pseudomonas, or Vibrio) that causes ragged, eroded, or discolored fins. Common opportunistic infection triggered by poor wate",
      "last_modified": "2026-05-07T05:01:35.667Z"
    },
    {
      "slug": "fish-fungus-saprolegnia-extended",
      "url": "https://fastaquatics.com/diseases/fish-fungus-saprolegnia-extended/",
      "title": "Fungal infection (Saprolegnia) (Saprolegnia parasitica) - symptoms, treatment + prevention",
      "description": "Saprolegnia parasitica is the cotton-wool fungal infection of freshwater fish + eggs. Treat with methylene blue, Pimafix, or formalin baths; prevent with stable temperatures.",
      "last_modified": "2026-05-07T04:54:16.501Z"
    },
    {
      "slug": "fish-louse",
      "url": "https://fastaquatics.com/diseases/fish-louse/",
      "title": "Argulus / Fish louse (Argulus spp.) - symptoms, treatment + prevention",
      "description": "Argulus (fish lice) are flat, disc-shaped crustaceans that attach to fish skin and feed on blood. Common in pond + outdoor ponds; treat with Dimilin/Lufenuron or manual removal.",
      "last_modified": "2026-05-07T04:54:16.492Z"
    },
    {
      "slug": "fish-pox",
      "url": "https://fastaquatics.com/diseases/fish-pox/",
      "title": "Fish pox (Lymphocystis-related) - symptoms, treatment + prevention",
      "description": "Fish pox (lymphocystis) is a viral skin disease causing white-grey nodules on fins + body. Generally non-lethal; nodules regress in 4-6 weeks of clean water + reduced stress.",
      "last_modified": "2026-05-07T08:38:58.111Z"
    },
    {
      "slug": "fish-tb-mycobacterium",
      "url": "https://fastaquatics.com/diseases/fish-tb-mycobacterium/",
      "title": "Fish TB (Mycobacterium) - symptoms, treatment + prevention",
      "description": "Fish TB (Mycobacterium marinum) is a slow-progressing bacterial infection that causes weight loss, bone deformities, ulcers. Zoonotic - can infect humans throug",
      "last_modified": "2026-05-07T05:02:05.695Z"
    },
    {
      "slug": "flexibacter",
      "url": "https://fastaquatics.com/diseases/flexibacter/",
      "title": "Bacterial gill disease (Flavobacterium branchiophilum) - symptoms, treatment + prevention",
      "description": "Bacterial gill disease (Flavobacterium branchiophilum) is a common freshwater bacterial infection of fish gills. Causes rapid breathing + flared gills; treat with antibiotics + clean water.",
      "last_modified": "2026-05-07T04:54:16.491Z"
    },
    {
      "slug": "fungus-saprolegnia",
      "url": "https://fastaquatics.com/diseases/fungus-saprolegnia/",
      "title": "Fungus (Saprolegnia) - symptoms, treatment + prevention",
      "description": "Fungus (Saprolegnia) aquarium disease guide. Saprolegnia is a water mold that produces white cottony patches on fish, especially on existing wounds or weakened tissue. Common in cool-water fish (goldfish, koi).",
      "last_modified": "2026-05-07T05:02:05.696Z"
    },
    {
      "slug": "gas-bubble-disease",
      "url": "https://fastaquatics.com/diseases/gas-bubble-disease/",
      "title": "Gas bubble disease (Supersaturation gas embolism) - symptoms, treatment + prevention",
      "description": "Gas bubble disease occurs when supersaturated water releases gas bubbles inside fish tissues + eyes. Caused by leaking pumps drawing air, micro-bubbles, or rapid temperature/pressure changes.",
      "last_modified": "2026-05-07T08:38:58.108Z"
    },
    {
      "slug": "gill-flukes",
      "url": "https://fastaquatics.com/diseases/gill-flukes/",
      "title": "Gill + Body Flukes - symptoms, treatment + prevention",
      "description": "Gill + Body Flukes aquarium disease guide. Gill + body flukes are flatworm parasites (Dactylogyrus = gill, Gyrodactylus = body) that latch onto fish gills + skin. Cause irritation, scratching, and respiratory distress.",
      "last_modified": "2026-05-07T05:02:05.696Z"
    },
    {
      "slug": "glugea",
      "url": "https://fastaquatics.com/diseases/glugea/",
      "title": "Microsporidia (Glugea) (Glugea spp.) - symptoms, treatment + prevention",
      "description": "Glugea is a microsporidian parasite that forms visible white cysts in fish tissue. Untreatable; cull infected fish to prevent spread to tankmates.",
      "last_modified": "2026-05-07T04:54:16.493Z"
    },
    {
      "slug": "gold-dust-disease",
      "url": "https://fastaquatics.com/diseases/gold-dust-disease/",
      "title": "Gold Dust Disease (Velvet variant) - symptoms, treatment + prevention",
      "description": "Gold dust disease (Piscinoodinium) is the freshwater version of velvet. Fine gold/yellow dust appearance on fish body. Very fast-spreading - kills entire tanks",
      "last_modified": "2026-05-07T05:02:05.698Z"
    },
    {
      "slug": "green-hair-algae",
      "url": "https://fastaquatics.com/diseases/green-hair-algae/",
      "title": "GHA (Green Hair Algae) - symptoms, treatment + prevention",
      "description": "GHA (Green Hair Algae) aquarium disease guide. GHA (Green Hair Algae) is filamentous green algae that grows in long strands on rock + glass. The most common nuisance algae in established marine tanks; signal of phosphate excess",
      "last_modified": "2026-05-07T05:02:05.698Z"
    },
    {
      "slug": "hexamita",
      "url": "https://fastaquatics.com/diseases/hexamita/",
      "title": "Hexamita (Hole-In-The-Head Parasite) - symptoms, treatment + prevention",
      "description": "Hexamita is an internal protozoan parasite that causes white stringy feces, weight loss, and the classic",
      "last_modified": "2026-05-07T05:02:05.699Z"
    },
    {
      "slug": "hlle",
      "url": "https://fastaquatics.com/diseases/hlle/",
      "title": "HLLE (Head and Lateral Line Erosion) - symptoms, treatment + prevention",
      "description": "HLLE (Head and Lateral Line Erosion) both aquarium disease guide. HLLE (Head and Lateral Line Erosion, also Hole-In-The-Head) is the progressive erosion of pits or holes along the lateral line and head. Caused by nutritional deficiency, activated",
      "last_modified": "2026-05-07T05:01:35.670Z"
    },
    {
      "slug": "ich-freshwater",
      "url": "https://fastaquatics.com/diseases/ich-freshwater/",
      "title": "Freshwater Ich (Ichthyophthirius multifiliis) - symptoms, treatment + prevention",
      "description": "Freshwater Ich (Ichthyophthirius multifiliis) freshwater aquarium disease guide. Freshwater ich is caused by Ichthyophthirius multifiliis, a ciliate parasite that produces white salt-grain spots on freshwater fish. The most common freshwater fish disease.",
      "last_modified": "2026-05-07T05:01:35.670Z"
    },
    {
      "slug": "ich-saltwater",
      "url": "https://fastaquatics.com/diseases/ich-saltwater/",
      "title": "Marine Ich (Cryptocaryon irritans) - symptoms, treatment + prevention",
      "description": "Marine Ich (Cryptocaryon irritans) saltwater aquarium disease guide. Marine ich is caused by Cryptocaryon irritans, a ciliate parasite that produces white salt-grain spots on saltwater fish. Most common cause of fish loss in marine aquariums; typica",
      "last_modified": "2026-05-07T05:01:35.671Z"
    },
    {
      "slug": "koi-herpes",
      "url": "https://fastaquatics.com/diseases/koi-herpes/",
      "title": "Koi herpesvirus (KHV) (Cyprinid herpesvirus 3) - symptoms, treatment + prevention",
      "description": "Koi herpesvirus (KHV) is a lethal viral infection of koi + common carp. No cure. 80-100% mortality once symptoms appear; isolation + biosecurity are the only defenses.",
      "last_modified": "2026-05-07T04:54:16.490Z"
    },
    {
      "slug": "lateral-line-erosion",
      "url": "https://fastaquatics.com/diseases/lateral-line-erosion/",
      "title": "Hole In The Head (HITH/HLLE) (Spironucleus + nutritional deficiency) - symptoms, treatment + prevention",
      "description": "Hole In The Head (HITH) and Head + Lateral Line Erosion (HLLE) are linked conditions causing pitting + erosion. Treat with metronidazole + improved diet (omega-3, garlic, vitamins).",
      "last_modified": "2026-05-07T04:54:16.495Z"
    },
    {
      "slug": "lymphocystis",
      "url": "https://fastaquatics.com/diseases/lymphocystis/",
      "title": "Lymphocystis (cauliflower disease) - symptoms, treatment + prevention",
      "description": "Lymphocystis (cauliflower disease) aquarium disease guide. Lymphocystis is a viral disease that causes cauliflower-like white or pink lumps on fish skin + fins. Self-limiting in healthy fish; primarily a cosmetic issue.",
      "last_modified": "2026-05-07T05:02:05.701Z"
    },
    {
      "slug": "mouth-rot",
      "url": "https://fastaquatics.com/diseases/mouth-rot/",
      "title": "Mouth Rot (Columnaris on Mouth) - symptoms, treatment + prevention",
      "description": "Mouth rot is a bacterial infection that causes white/grey patches around the fish mouth, eroding lip + jaw tissue. Often confused with fungus; aggressive varian",
      "last_modified": "2026-05-07T05:02:05.701Z"
    },
    {
      "slug": "neon-tetra-disease",
      "url": "https://fastaquatics.com/diseases/neon-tetra-disease/",
      "title": "Neon Tetra Disease (Pleistophora hyphessobryconis) - symptoms, treatment + prevention",
      "description": "Neon Tetra Disease (NTD) is a microsporidian parasite that causes white patches and crooked spines in tetras. Untreatable in most cases; cull infected fish to prevent spread.",
      "last_modified": "2026-05-07T04:54:16.486Z"
    },
    {
      "slug": "piscine-mycobacteriosis",
      "url": "https://fastaquatics.com/diseases/piscine-mycobacteriosis/",
      "title": "Piscine mycobacteriosis (Mycobacterium marinum + M. fortuitum) - symptoms, treatment + prevention",
      "description": "Piscine mycobacteriosis (fish TB) is a slow chronic bacterial infection causing weight loss, ulcers, and skeletal deformity. Largely incurable; cull infected fish + protect humans (zoonotic).",
      "last_modified": "2026-05-07T08:38:58.112Z"
    },
    {
      "slug": "planaria",
      "url": "https://fastaquatics.com/diseases/planaria/",
      "title": "Planaria (flatworms in freshwater) - symptoms, treatment + prevention",
      "description": "Planaria (flatworms in freshwater) aquarium disease guide. Planaria are small flatworms (~1-5mm) that thrive in overfed shrimp/snail tanks. Not directly harmful to fish but compete for food and indicate excess nutrients.",
      "last_modified": "2026-05-07T05:02:05.702Z"
    },
    {
      "slug": "popeye",
      "url": "https://fastaquatics.com/diseases/popeye/",
      "title": "Popeye (Exophthalmia) - symptoms, treatment + prevention",
      "description": "Popeye (Exophthalmia) both aquarium disease guide. Popeye (exophthalmia) is the swelling of one or both eyes outward from the socket. Caused by bacterial infection, physical injury, or systemic disease.",
      "last_modified": "2026-05-07T05:01:35.673Z"
    },
    {
      "slug": "red-bugs",
      "url": "https://fastaquatics.com/diseases/red-bugs/",
      "title": "Red Bugs on Acropora - symptoms, treatment + prevention",
      "description": "Red Bugs on Acropora aquarium disease guide. Red bugs (Tegastes acroporanus) are tiny copepod-like crustaceans that infest Acropora coral. Yellow-orange specks on the surface; cause polyps to retract and growth to slow.",
      "last_modified": "2026-05-07T05:02:05.703Z"
    },
    {
      "slug": "swim-bladder-disease",
      "url": "https://fastaquatics.com/diseases/swim-bladder-disease/",
      "title": "Swim Bladder Disease - symptoms, treatment + prevention",
      "description": "Swim Bladder Disease aquarium disease guide. Swim bladder disease is a malfunction of the air-filled organ that controls fish buoyancy. Affected fish float at the top, sink to the bottom, or swim sideways/upside down.",
      "last_modified": "2026-05-07T05:02:05.705Z"
    },
    {
      "slug": "tang-spot-syndrome",
      "url": "https://fastaquatics.com/diseases/tang-spot-syndrome/",
      "title": "Tang Spot Syndrome (Lateral-line disease in tangs) - symptoms, treatment + prevention",
      "description": "Tang Spot Syndrome (TSS) is a head + lateral line erosion specific to tangs + surgeonfish. Linked to stress, low-quality diet, vitamin deficiency, and chronic high nitrate. Reverse with diet + water quality.",
      "last_modified": "2026-05-07T08:38:58.110Z"
    },
    {
      "slug": "trichodina",
      "url": "https://fastaquatics.com/diseases/trichodina/",
      "title": "Trichodina (Trichodina spp.) - symptoms, treatment + prevention",
      "description": "Trichodina is a saucer-shaped protozoan parasite that triggers excess slime coat, flashing, and respiratory distress. Treat with formalin or salt for freshwater, copper for saltwater.",
      "last_modified": "2026-05-07T04:54:16.487Z"
    },
    {
      "slug": "turbellarian-flatworms",
      "url": "https://fastaquatics.com/diseases/turbellarian-flatworms/",
      "title": "Polyclad (turbellarian) flatworms (Convolutriloba spp., Waminoa spp.) - symptoms, treatment + prevention",
      "description": "Polyclad/turbellarian flatworms (Convolutriloba retrogemma "rust brown" and Waminoa) coat reef rock + corals in flat brown patches. Smother coral; treat with Flatworm Exit + manual siphoning.",
      "last_modified": "2026-05-07T04:54:16.494Z"
    },
    {
      "slug": "turf-algae",
      "url": "https://fastaquatics.com/diseases/turf-algae/",
      "title": "Turf algae (Cladophora + filamentous greens) - symptoms, treatment + prevention",
      "description": "Turf algae is dense filamentous green algae that carpets rockwork + glass. Common in mature reef + planted FW tanks with high nutrients. Manual removal + algae-eaters + reduced light.",
      "last_modified": "2026-05-07T08:38:58.109Z"
    },
    {
      "slug": "uronema",
      "url": "https://fastaquatics.com/diseases/uronema/",
      "title": "Uronema marinum (Uronema marinum) - symptoms, treatment + prevention",
      "description": "Uronema marinum is a free-living scuticociliate that becomes parasitic in stressed marine fish. Causes red ulcers + rapid death; treat with formalin baths and improved water quality.",
      "last_modified": "2026-05-07T04:54:16.489Z"
    },
    {
      "slug": "velvet",
      "url": "https://fastaquatics.com/diseases/velvet/",
      "title": "Marine Velvet (Amyloodinium ocellatum) - symptoms, treatment + prevention",
      "description": "Marine Velvet (Amyloodinium ocellatum) saltwater aquarium disease guide. Velvet (also called Marine Oodinium or saltwater dust) is caused by the dinoflagellate parasite Amyloodinium ocellatum. The most aggressive marine fish disease - kills within 24-72",
      "last_modified": "2026-05-07T05:01:35.675Z"
    },
    {
      "slug": "vermetid-snails",
      "url": "https://fastaquatics.com/diseases/vermetid-snails/",
      "title": "Vermetid Snails - symptoms, treatment + prevention",
      "description": "Vermetid Snails aquarium disease guide. Vermetid snails are sessile snails that build thin tube-like calcium structures on rock. They cast a mucus net to catch food; the mucus irritates nearby coral.",
      "last_modified": "2026-05-07T05:02:05.707Z"
    }
  ],
  "license": "CC-BY 4.0",
  "attribution": "Fast Aquatics (https://fastaquatics.com)"
}