Aquarium Care Guides
2820 articles- Corydoras sychri Breeding GuideHow to breed Sychr's Corydoras (Corydoras sychri): documented spawning, the female's 2-4 egg pelvic basket, ~100 eggs total, hatch in 4-6 da
- Corydoras virginiae Breeding GuideHow to breed the Miguelito Corydoras (Corydoras virginiae): sexing, conditioning, the cooler-water spawning trigger, T-position pairing and
- Corydoras acutus Breeding GuideHow to breed the Blacktop Corydoras (Corydoras acutus): sexing, conditioning, the cooler-water spawning trigger, T-position pairing and fry
- Corydoras agassizii Breeding GuideHow to breed Agassiz's Corydoras (Corydoras agassizii): sexing, conditioning, the cooler-water spawning trigger, T-position pairing and fry
- Corydoras ambiacus Breeding GuideHow to breed the Spotted Corydoras (Corydoras ambiacus): sexing, conditioning, the cooler-water spawning trigger, T-position pairing and fry
- Pink Corydoras (Corydoras axelrodi) Breeding GuideHow to breed Corydoras axelrodi: 2:1 sex ratio, cooler-water trigger, eggs on glass or mops, hatch in 3-4 days, fry on microworm and Artemia
- Fairy Corydoras (Corydoras atropersonatus) Breeding GuideHow to breed Corydoras atropersonatus: 2:1 sex ratio, cooler-water trigger, eggs on glass or mops, hatch in 3-4 days, fry on microworm and A
- David Sands' Corydoras (Corydoras davidsandsi) Breeding GuideHow to breed Corydoras davidsandsi: 2:1 sex ratio, cooler-water trigger, eggs on glass or mops, hatch in 3-4 days, fry on microworm and Arte
- Smudge-Spot Corydoras (Corydoras similis) Breeding GuideHow to breed Corydoras similis: cooler-water trigger, T-position spawning with eggs on the glass in high flow, hatch in 3-5 days, fry on mic
- Two-Saddle Corydoras (Corydoras weitzmani) Breeding GuideHow to breed Corydoras weitzmani: cooler-water Peruvian cory that spawns in the T-position, lays eggs in moss and Anubias, hatching in 120 h
- Duplicate Corydoras (Corydoras duplicareus) Breeding GuideBreeding Corydoras duplicareus, a soft blackwater cory: sexing, egg deposition on substrate or near the waterline, and the genus Corydoras c
- Skunk Corydoras (Corydoras arcuatus) Breeding GuideBreeding Corydoras arcuatus: sexing by body shape and the documented Corydoras cooler-water, T-position spawning pattern, with species water
- Bluespotted Corydoras (Corydoras melanistius) Breeding GuideHow to breed Corydoras melanistius: 2:1 sex ratio, cooler-water trigger, T-position spawning, eggs on glass, hatch in 3-5 days, fry on micro
- Bandit Corydoras (Corydoras metae) Breeding GuideHow to breed Corydoras metae: 2:1 sex ratio, cooler-water trigger, T-position spawning, eggs on glass or mops, hatch in 3-4 days, fry on mic
- Black-Spotted Cichlid (Mesoheros atromaculatus) Breeding GuideBreeding Mesoheros atromaculatus: open substrate spawning of up to 3000 eggs on a flat stone, mainly female-guarded, with notes on maturity
- Sven's Pike Cichlid (Crenicichla sveni) Breeding GuideBreeding notes for the pike cichlid Crenicichla sveni, anchored on the documented cave-spawning, biparental brood-care pattern of the genus
- Silver Saum (Andinoacara stalsbergi) Breeding GuideHow to breed Andinoacara stalsbergi: sexing by nuchal hump, flat-rock substrate spawning, biparental care of 300-600 eggs, and fry rearing.
- Vieja zonata Breeding GuideBreeding notes for Vieja zonata, a Mexican open substrate brooder that lays 100-1000 eggs hatching in about three days with guarding parents
- Paratheraps fenestratus Breeding GuideBreeding notes for Paratheraps fenestratus (Vieja fenestrata), a Mexican substrate spawner whose eggs hatch in 2-3 days with attentive bipar
- Crenicichla acutirostris Breeding GuideBreeding notes for the sharp-nose pike cichlid Crenicichla acutirostris (Lugubria acutirostris), a predatory cave spawner from the Tapajos b
- Crenicichla marmorata Breeding GuideBreeding notes for the marbled pike cichlid Crenicichla marmorata (Lugubria marmorata), a large predatory Amazonian cave spawner.
- Geophagus pellegrini Breeding GuideBreeding notes for 'Geophagus' pellegrini, a Colombian yellowhump eartheater that is an ovophilous maternal mouthbrooder.
- Heros liberifer Breeding GuideBreeding notes for Heros liberifer, the Orinoco severum that begins as a substrate spawner then orally broods larvae — unique mouthbrooding
- Heros appendiculatus Breeding GuideBreeding notes for Heros appendiculatus, an Amazonian severum that lays up to 1000 eggs on flat stones or roots with biparental care.
- Tomocichla asfraci Breeding GuideBreeding notes for Tomocichla sieboldii (Talamancaheros sieboldii), a current-loving cichlid of Pacific-slope rivers in Costa Rica and Panam
- Tomocichla tuba Breeding GuideBreeding notes for Tomocichla tuba, a large rheophilic cichlid of fast Atlantic-slope rivers from Nicaragua to Panama.
- Theraps heterospilus Breeding GuideBreeding notes for the bluemouth cichlid (Wajpamheros nourissati), a riverine Central American substrate spawner from the Usumacinta basin.
- Theraps coeruleus Breeding GuideBreeding notes for Theraps coeruleus (Rheoheros coeruleus), a small current-loving cichlid from the upper Tulija River in Mexico.
- Theraps wesseli Breeding GuideBreeding notes for Theraps wesseli (Chortiheros wesseli), a vulnerable rheophilic cichlid endemic to fast-flowing rivers of northern Hondura
- Bay Snook Breeding GuideHow to breed Petenia splendida, a large Mexican predatory cichlid with extensible jaws; a biparental substrate spawner.
- Nicaragua Cichlid Breeding GuideHow to breed Hypsophrys nicaraguensis, a Nicaraguan cichlid notable for laying non-adhesive eggs in a pit rather than gluing them to a surfa
- Red Terror Cichlid Breeding GuideHow to breed Mesoheros festae, an Ecuadorian cichlid that spawns in caves and pits and produces very large guarded broods.
- Three-Spot Cichlid Breeding GuideHow to breed Amphilophus trimaculatus, a predatory Central American cichlid and biparental substrate spawner with large broods.
- Mayan Cichlid Breeding GuideHow to breed Mayaheros urophthalmus, a hardy euryhaline Mexican cichlid that is a monogamous biparental substrate spawner.
- Salvin's Cichlid Breeding GuideHow to breed Cichlasoma salvini, a colourful Central American cichlid that spawns on cleaned surfaces with strong biparental care.
- Haitian Cichlid Breeding GuideHow to breed Nandopsis haitiensis, a Hispaniolan cichlid whose females turn jet black to guard eggs and fry on a cleaned surface.
- Cuban Cichlid Breeding GuideHow to breed Nandopsis tetracanthus, a Cuban cichlid that spawns in caves and fiercely guards its eggs and fry.
- Parachromis motaguensis Breeding GuideHow to breed Parachromis motaguensis, an aggressive Central American predator and biparental substrate spawner with large orange-egg broods.
- Parachromis friedrichsthalii Breeding GuideHow to breed Parachromis friedrichsthalii, a predatory Central American cichlid and biparental substrate spawner.
- Wolf Cichlid Breeding GuideHow to breed Parachromis dovii, one of the largest Central American cichlids; a biparental substrate spawner and cavern digger.
- Jaguar Cichlid Breeding GuideHow to breed Parachromis managuensis, a large biparental Central American substrate spawner that digs pits and produces very large broods.
- Herichthys tamasopoensis Breeding GuideBreeding the Tamasopo cichlid Herichthys tamasopoensis, a hard-water cave spawner that lays 200-300 adhesive eggs and turns white during cou
- Herichthys labridens Breeding GuideBreeding the curve-bar cichlid Herichthys labridens, a hard-water biparental substrate spawner from the Panuco basin, listed as Endangered b
- Herichthys minckleyi Breeding GuideBreeding the Cuatro Cienegas cichlid Herichthys minckleyi, an endangered, trophically polymorphic substrate spawner with biparental but redu
- Herichthys carpintis Breeding GuideBreeding the pearlscale cichlid Herichthys carpintis, a large biparental substrate spawner that lays 150-1000 eggs on cleaned rock and turns
- Cryptoheros nanoluteus Breeding GuideBreeding Cryptoheros nanoluteus, a small Panamanian convict relative that forms pairs and spawns in caves with biparental care of up to 200
- Cryptoheros spilurus Breeding GuideBreeding the blue-eye cichlid Cryptoheros spilurus, a biparental substrate spawner producing 200-500 eggs that hatch in roughly 52-54 hours.
- Cryptoheros sajica Breeding GuideBreeding the T-bar cichlid Cryptoheros sajica, a cave or open substrate spawner where the female guards eggs and the male defends territory.
- Cryptoheros cutteri Breeding GuideBreeding Cryptoheros cutteri, a convict relative that lays up to 200 eggs in a cave or sheltered spot and defends fry with intense biparenta
- Thorichthys socolofi Breeding GuideBreeding Thorichthys socolofi, an early-maturing firemouth relative that pairs off in groups and breeds reliably with biparental care of 100