Aquarium Care Guides
996 articles- Glowlight Rasbora Breeding GuideHow to breed Trigonostigma hengeli: conditioning, very soft acidic water, eggs deposited on the underside of broad leaves, and 24-48 hour ha
- American Flagfish Breeding GuideHow to breed Jordanella floridae: sexing, a warm planted tank, continuous fractional spawning onto algae, eggs attached by filaments, and 7-
- Checkerboard Cichlid Breeding GuideHow to breed the checkerboard cichlid (Dicrossus filamentosus): sexing, very soft acidic blackwater, substrate spawning, and female-only fry
- Neolamprologus multifasciatus Breeding GuideHow to breed the shell-dwelling Neolamprologus multifasciatus: a colony with snail shells, harem structure, in-shell spawning, and fry care.
- Altolamprologus calvus Breeding GuideHow to breed Altolamprologus calvus: sexing, a cave-and-shell setup, the female's narrow spawning cave, egg timing, and fry care.
- Julidochromis marlieri Breeding GuideHow to breed Julidochromis marlieri: forming a bonded pair, a rocky cave setup, biparental defence of the eggs, and growing on the fry.
- Apistogramma borellii Breeding GuideHow to breed Apistogramma borellii: sexing, a cave-spawning setup, the female's brood care, and raising the fry on small live foods.
- Peacock Eel Breeding GuideBreeding the peacock eel (Macrognathus siamensis): a flood-season spawner of Southeast Asia not bred in home aquaria, only in research setti
- Rainbow Shark Breeding GuideBreeding the rainbow shark (Epalzeorhynchos frenatum): why home breeding is impractical, commercial hormone-farmed origin, and sexing of thi
- Black Moor Goldfish Breeding GuideHow to breed the Black Moor goldfish (Carassius auratus var. Black Moor): spring spawning trigger, egg scattering on plants, ~4-day hatch an
- Ryukin Goldfish Breeding GuideHow to breed the Ryukin goldfish (Carassius auratus var. Ryukin): spring spawning trigger, egg scattering on plants, ~4-day hatch and select
- Oranda Goldfish Breeding GuideHow to breed the Oranda goldfish (Carassius auratus var. Oranda): spring spawning trigger, egg scattering on plants, ~4-day hatch and select
- Yellow Watchman Goby Breeding GuideHow to breed the Yellow Watchman Goby (Cryptocentrus cinctus): pairing, cave spawning, male egg tending, 4-day hatch and rearing tiny larvae
- Rachov's Nothobranch Breeding GuideHow to breed Nothobranchius rachovii, an annual killifish: sexing, peat-substrate spawning, 5-7 month egg diapause in damp peat and wet-hatc
- Golden Wonder Killifish Breeding GuideHow to breed Aplocheilus lineatus, a non-annual surface plant-spawner: sexing, conditioning, mop or plant spawning, water egg incubation and
- Gardneri Killifish Breeding GuideHow to breed Fundulopanchax gardneri, a non-annual plant-spawner: sexing, conditioning, mop or peat spawning, water or dry egg incubation an
- African Butterfly Fish Breeding GuideHow to breed the African butterfly fish (Pantodon buchholzi): sexing by anal fin, soft acidic surface spawning, floating eggs and the diffic
- Freshwater Stingray (Motoro) Breeding GuideHow advanced keepers breed the motoro stingray (Potamotrygon motoro): sexing by claspers, matrotrophic livebearing, 9-12 week gestation and
- Peacock Gudgeon Breeding GuideHow to breed the peacock gudgeon (Tateurndina ocellicauda): sexing the nuchal hump, cave spawning, male brood care, and raising the cave-lai
- Spotted Blue-Eye Breeding GuideHow to breed the spotted blue-eye (Pseudomugil gertrudae): sexing, mop or moss spawning, the ~10-day incubation, and the tiny first foods th
- Licorice Gourami (Parosphromenus deissneri) Breeding GuideBreeding Parosphromenus deissneri: a soft acidic blackwater cave spawner, male courtship colours, batch embraces with eggs on the cave ceili
- Dojo Loach (Misgurnus anguillicaudatus) Breeding GuideBreeding the dojo / weather loach: sexing by the male pectoral lamina circularis, the encircling spawning embrace in vegetation, and why hom
- Zebra Pleco Breeding Guide (Hypancistrus zebra L046)Breeding Hypancistrus zebra (L046): a cave spawner in which the male lures a female into a cave, then guards and fans a clutch of 7 to 15 eg
- Jewel Cichlid Breeding Guide (Hemichromis bimaculatus)Breeding Hemichromis bimaculatus: a prolific biparental substrate spawner that lays up to 600 eggs on a flat surface and intensifies to bril
- Tropheus Duboisi Breeding Guide (Tropheus duboisi)Breeding Tropheus duboisi: a maternal mouthbrooder from Lake Tanganyika kept in large colonies, carrying small broods of 5 to 15 eggs for ov
- Blood Parrot Cichlid Breeding Guide (Hybrid)Why the Blood Parrot Cichlid rarely breeds true: a man-made hybrid whose males are generally infertile, so laid eggs usually turn white and
- Severum Breeding Guide (Heros severus)Breeding the Severum, a large Heros cichlid: a pair-forming substrate spawner that cleans a flat surface for its eggs and guards the brood w
- Keyhole Cichlid Breeding Guide (Cleithracara maronii)Breeding the Keyhole Cichlid (Cleithracara maronii): a substrate-spawning cichlid that forms pairs, lays up to 300 eggs on a flat surface an
- Bolivian Ram Breeding Guide (Mikrogeophagus altispinosus)Breeding the Bolivian Ram (Mikrogeophagus altispinosus): a biparental, open substrate-spawning dwarf cichlid that lays 100-200 eggs on a fla
- Lyretail Guppy Breeding Guide (Poecilia reticulata var.)Breeding the Lyretail Guppy, a fancy fin strain of the guppy (Poecilia reticulata): a livebearer with a gravid spot, sperm storage and brood
- Balloon Molly Breeding Guide (Poecilia sphenops var.)Breeding the Balloon Molly, a selectively bred body-shape variety of the common molly (Poecilia sphenops): a livebearer with internal fertil
- Leopard Danio Breeding Guide (Danio rerio var. frankei)Breeding the Leopard Danio, a spotted morph of the Zebra Danio (Danio rerio): sexing, egg-scattering spawning over a marble or mesh base, an
- Five-Banded Barb Breeding GuideHow to breed Desmopuntius pentazona: sexing, conditioning, a dim soft-acidic spawning tank, and rearing the fry that hatch within 24-36 hour
- Flame Tetra Breeding GuideHow to breed Hyphessobrycon flammeus: sexing by fin markings, soft acidic spawning conditions, and rearing the fry of this endangered, capti
- Emperor Tetra Breeding GuideHow to breed Nematobrycon palmeri: sexing by eye colour and tail shape, conditioning, and rearing the fry from eggs that are released only a
- Silvertip Tetra Breeding GuideHow to breed Hasemania nana: sexing by colour, separate conditioning, a warm dim spawning tank, and rearing the adhesive eggs once the paren
- Bleeding Heart Tetra Breeding GuideHow to breed Hyphessobrycon erythrostigma: sexing by fin length and body shape, soft acidic spawning conditions, and why captive spawning is
- Pristella Tetra Breeding GuideBreeding Pristella maxillaris: sexing, group or pair egg-scattering in soft acidic water, light-sensitive eggs, and rearing fry.
- Lemon Tetra Breeding GuideBreeding Hyphessobrycon pulchripinnis: sexing, egg-scattering free spawning over fine-leaved plants in dim soft water, and rearing fry.
- Julii Cory Breeding GuideBreeding Corydoras julii: sexing, the cool-water-change trigger, the T-position spawning, egg deposition, and rearing fry over sand.
- Marbled Crayfish Breeding GuideThe marbled crayfish (Procambarus virginalis) reproduces by parthenogenesis: all-female clones, no mating, plus a critical invasive-release
- Tiger Nerite Snail Breeding GuideTiger nerites (Neritina semiconica) lay egg capsules in freshwater, but their larvae require brackish or saltwater, so they cannot reproduce
- Horned Nerite Snail Breeding GuideHorned nerites (Clithon corona) lay egg capsules in freshwater, but like all nerites their larvae need brackish or saltwater, so they will n
- Zebra Nerite Snail Breeding GuideZebra nerites lay white egg capsules in freshwater, but their larvae need brackish or saltwater to develop, so they cannot multiply in a fre
- Ramshorn Snail Breeding GuidePlanorbarius corneus is a hermaphroditic freshwater snail that lays gelatinous egg masses on plants and glass; a single individual can found
- Malaysian Trumpet Snail Breeding GuideMelanoides tuberculata is a parthenogenetic livebearing snail: females need no mate and give birth to many crawling young, making it extreme
- Yellow Shrimp Breeding GuideYellow Shrimp is a Neocaridina davidi color morph that breeds readily in freshwater; females carry 20-30 eggs and young hatch as miniature a
- Red Rili Shrimp Breeding GuideRed Rili is a Neocaridina davidi color morph that breeds readily in freshwater; its red-and-clear pattern requires culling to stay sharp acr
- Snowball Shrimp Breeding GuideSnowball Shrimp (Neocaridina zhangjiajiensis) is a freshwater dwarf shrimp whose berried females carry bright white eggs that hatch directly
- Blue Velvet Shrimp Breeding GuideBlue Velvet is a Neocaridina davidi color morph that breeds readily in freshwater, with females carrying 20-30 eggs that hatch as miniature