Species Profiles
2402 articles- Dicrozoster Eartheater (Geophagus dicrozoster) Care GuideGeophagus dicrozoster is a peaceful Orinoco eartheater from acidic blackwater that is kept in groups.
- Silver-Spotted Eartheater (Geophagus argyrostictus) Care GuideGeophagus argyrostictus is a Rio Xingú eartheater that is more aggressive than most relatives and needs a group.
- Abalios Eartheater (Geophagus abalios) Care GuideGeophagus abalios is a peaceful Venezuelan eartheater from the Orinoco that sifts sand and is best kept in groups.
- Redstripe Eartheater Care GuideGeophagus surinamensis is an eartheater cichlid endemic to Suriname and neighbouring rivers. A peaceful substrate sifter best kept in groups
- Pearl Eartheater (Geophagus brasiliensis) Care GuideGeophagus brasiliensis is a hardy, adaptable eartheater from coastal Brazil and Uruguay that tolerates a wide range of water.
- Winemiller's Eartheater Care GuideGeophagus winemilleri is a blackwater eartheater from the Rio Negro and Casiquiare system. A relatively peaceful sand-sifter for soft, acidi
- Altifrons Eartheater (Geophagus altifrons) Care GuideGeophagus altifrons is a peaceful sand-sifting eartheater from the middle-to-lower Amazon, best kept in groups.
- Johanna's Pike Cichlid Care GuideCrenicichla johanna is a widespread predatory pike cichlid of the Amazon and Orinoco basins, reaching around 28 cm.
- Lenticular Pike Cichlid Care GuideCrenicichla lenticulata is a large predatory pike cichlid from the Rio Negro blackwater system, reaching about 30 cm.
- Belt Pike Cichlid Care GuideCrenicichla cincta is a predatory pike cichlid of the Amazon basin in Brazil, Peru and Ecuador, requiring large aquariums.
- Hardhead Pike Cichlid Care GuideCrenicichla saxatilis, the ringtail pike cichlid, is a predatory species widespread in northern South America, reaching about 20 cm.
- Lugubris Pike Cichlid Care GuideCrenicichla lugubris, the spottail pike cichlid, is a large predator of the Amazon and Guiana drainages, reaching about 33 cm.
- Purple Sea Whip Care GuidePterogorgia anceps, the purple sea whip, is a hardy Caribbean photosynthetic gorgonian with flat purple blades for high-flow marine aquaria.
- Yellow Sea Whip Care GuidePterogorgia citrina, the yellow sea whip, is a hardy bright yellow flat-bladed photosynthetic gorgonian for high-flow marine aquaria.
- Caribbean Sea Plume Care GuidePseudoplexaura porosa, the Caribbean sea plume, is a tall photosynthetic gorgonian with feather-like branching, a hardy choice for high-flow
- Knobby Sea Rod Care GuideEunicea succinea, the knobby sea rod, is a hardy Caribbean photosynthetic gorgonian with thick stems and sparse branches for high-flow marin
- Caribbean Bushy Sea Rod Care GuidePlexaura flexuosa, the Caribbean bushy sea rod, is a photosynthetic gorgonian with bushy branching, kept in high-flow marine aquaria.
- Splatter Paly Care GuideSplatter Paly is a designer Palythoa zoanthid with a multicolored splatter pattern; a photosynthetic coral that requires palytoxin handling
- Sunburst Paly Care GuideSunburst Paly is a bright yellow-orange Palythoa zoanthid with a green ring; a hardy photosynthetic coral that requires palytoxin handling p
- Nasturtium officinale Care GuideNasturtium officinale (watercress) is an edible aquatic leaf vegetable used in paludariums and stream biotopes, thriving in cool, well-oxyge
- Mentha aquatica Care GuideMentha aquatica (water mint) is an aromatic emergent perennial used in paludariums and pond margins, producing lilac flower heads attractive
- Hydrocotyle vulgaris Care GuideHydrocotyle vulgaris is a European marsh pennywort with rounded peltate leaves on long petioles, suited to coldwater aquariums and pond marg
- Halymenia 'Dragon Breath' Care GuideHalymenia 'Dragon Breath' is a vibrant red ornamental macroalga used as a centerpiece in marine display tanks under moderate light.
- Gracilaria parvispora Care GuideGracilaria parvispora is a red marine macroalga (Hawaiian ogo) with bushy fronds, valued as tang food and as a refugium plant in marine syst
- Codium decorticatum Care GuideCodium decorticatum is a robust, dichotomously branched marine green alga with a spongy texture, an ornamental species for advanced reef ref
- Ulva intestinalis Care GuideUlva intestinalis is a tubular green seaweed (gutweed) tolerant of variable salinity, useful in tide-pool, marine and brackish setups.
- Caulerpa lentillifera Care GuideCaulerpa lentillifera, the edible 'sea grapes' macroalga, is a fast-growing siphonous green seaweed widely used for nutrient export in marin
- Spotted Dwarf Pike Care GuideCrenicichla notophthalmus is a true dwarf pike cichlid from the lower Rio Negro basin in Brazil, suited to medium community tanks with non-t
- Compressed Pike Cichlid Care GuideCrenicichla compressiceps is a compact-bodied dwarf pike cichlid from the Tocantins river in Brazil, smaller and more peaceful than typical
- Regan's Dwarf Pike Care GuideCrenicichla regani is one of the smallest pike cichlids, a predatory but community-tolerant species from the Amazon basin in Brazil.
- Buckhead Cichlid Care GuideLaetacara araguaiae is a Brazilian dwarf cichlid from the Araguaia and lower Amazon tributaries, peaceful and suited to community planted aq
- Dwarf Flag Cichlid Care GuideLaetacara curviceps is a peaceful Amazonian dwarf cichlid with a smiling face marking and curved forehead, well suited to community planted
- Golden-Headed Acara Care GuideNannacara aureocephalus is a dwarf cichlid endemic to the Approuague basin of French Guiana, with golden head coloration in males.
- Sword-Tail Checkerboard Care GuideDicrossus gladicauda is a Colombian dwarf cichlid named for the sword-shaped caudal extension in males, a sensitive soft-acidic blackwater s
- Gold Ram Care GuideThe Gold Ram is a xanthistic selectively bred form of Mikrogeophagus ramirezi with a golden-yellow body, needing warm, soft, clean water.
- Apistogramma wapisana Care GuideApistogramma wapisana is a small dwarf cichlid from northern Brazil, described in 2006, that lives in soft, acidic leaf-litter streams.
- Red-Lined Apisto (Apistogramma rubrolineata) Care GuideApistogramma rubrolineata is a blackwater dwarf cichlid known only from the Rio Manuripi in Bolivia, described in 2002.
- Rositae Apisto (Apistogramma rositae) Care GuideApistogramma rositae is a small dwarf cichlid from forest streams of northwestern Peru, described in 2006 and currently Data Deficient on th
- Pulchra Apisto (Apistogramma pulchra) Care GuideApistogramma pulchra is a small carnivorous dwarf cichlid from the Madeira River basin in Brazil, described by Kullander in 1980.
- Caete Apisto (Apistogramma caetei) Care GuideA small Brazilian dwarf cichlid from the Caete and Apeu rivers in Para; a cave-spawning species that breeds in harems.
- Iniridae Apisto (Apistogramma iniridae) Care GuideApistogramma iniridae is a Colombian blackwater dwarf cichlid restricted to the Inirida River basin and listed as Vulnerable by IUCN.
- Urteagai Apisto (Apistogramma urteagai) Care GuideApistogramma urteagai is a dwarf cichlid from small streams and swamps of the Madre de Dios basin in Peru, described by Kullander in 1986.
- Velifera Apisto (Apistogramma velifera) Care GuideApistogramma velifera is a dwarf cichlid from the Orinoco basin of Venezuela, described by Staeck in 2003 and assessed as Vulnerable by the
- Payaminonis Apisto (Apistogramma payaminonis) Care GuideApistogramma payaminonis is an Ecuadorian dwarf cichlid from the Payamino River basin, kept in soft, acidic blackwater.
- Stargazer Paly Care GuideStargazer is a designer Palythoa morph with a blue-purple skirt and bright orange center; a photosynthetic zoanthid that contains palytoxin.
- Devil's Armor Paly Care GuideDevil's Armor is a designer Palythoa morph with a metallic green skirt and red-orange center; a photosynthetic zoanthid that contains palyto
- Aussie Grandis Paly Care GuideAussie Grandis is a large-polyped Palythoa morph from Australia with a red-pink skirt and green mouth. It contains palytoxin; protective han
- Palythoa grandis (Magnificent Sea Mat) Care GuidePalythoa grandis is a large-polyped zoanthid with fleshy skirts that responds well to feeding. It contains palytoxin, so protective handling
- Palythoa caribaeorum (Sun Polyps) Care GuidePalythoa caribaeorum is a Caribbean encrusting zoanthid with golden-tan polyps. It contains palytoxin, so gloves and eye protection are esse
- Halloweens Zoa Care GuideHalloweens is a fast-growing designer Zoanthus morph with an orange-and-purple skirt; a peaceful, photosynthetic, reef-safe zoanthid for beg