Care and Compatibility of Red-eyed Tetra - Moenkhausia sanctaefilomenae


Introduction

The Red-eyed Tetra, scientifically known as Moenkhausia sanctaefilomenae, is native to South America and is highly appreciated for its colorful and striking appearance. They have an elongated and laterally compressed body, with a silver coloration and a horizontal line of intense red color running across their eyes. This characteristic gives them their common name, Red-eyed Tetra.

Behavior

The Red-eyed Tetra is an active and peaceful species that adapts well to life in community aquariums. They are schooling fish and it is recommended to keep them in groups of at least six individuals so they feel secure and display their natural behavior. They enjoy swimming in open water and exploring their environment in search of food. They are compatible with other peaceful fish species that prefer the same type of water conditions.

Sexual Dimorphism

Sexual dimorphism in Moenkhausia sanctaefilomenae is minimal and difficult to distinguish. Both males and females have a similar appearance.

Reproduction

Breeding the Red-eyed Tetra is relatively straightforward in the aquarium setting. They are egg-layers, and the female will deposit her eggs on fine-leaved plants or a bed of moss. The parents do not care for the fry, so it is advisable to remove the eggs after spawning and place them in a separate breeding tank. The fry will hatch after one or two days and can be fed with infusoria and powdered fry food.

Aquarium Conditions

Moenkhausia sanctaefilomenae, commonly known as red-eye tetra, requires a well-planted aquarium with open swimming areas. It prefers neutral to slightly acidic water. Aquarium décor should include hardy plants and sheltered areas. Maintaining water quality is crucial and providing a varied diet.

Feeding

The Red-eyed Tetra is an omnivore and will accept a variety of foods in its diet. They primarily feed on small invertebrates, larvae, and insects in the wild. In the aquarium, they can be offered commercial foods in the form of flakes or pellets, as well as live or frozen foods such as daphnia, brine shrimp, and mosquito larvae. Providing them with a balanced and varied diet is recommended to maintain their health and vibrant coloration.

Complexity

Caring for Moenkhausia sanctaefilomenae is relatively straightforward. They are peaceful and active fish that adapt well to a variety of water conditions. They are hardy and can live in a wide range of temperatures. They mainly feed on vegetable matter, but also accept live and frozen foods.


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To do an analysis more detailed about coexistence and behavior of Moenkhausia sanctaefilomenae (Red-eyed Tetra) use the Aquarium simulation tool, if you do this you can test different ways to combine the Red-eyed Tetra with other fishes giving the dimensions and space on you aquarium, on this way you can known the optimal configuration for keep the fishes that you want.

You can also find out the 99 species compatible with the Moenkhausia sanctaefilomenae (Red-eyed Tetra) can live together.

Note: The parameters of the water such as PH and temperature are also used to calculate the compatibility of the species.


Compatible species (99)

Compatible (74 Species)

Compatible without any restriction


Black Phantom Tetra - Hyphessobrycon Megalopterus

Black Phantom Tetra

Hyphessobrycon Megalopterus

Royal Pleco - Panaque nigrolineatus

Royal Pleco

Panaque nigrolineatus

Pictus Catfish - Pimelodus pictus

Pictus Catfish

Pimelodus pictus

Clown Pleco - Panaqolus maccus

Clown Pleco

Panaqolus maccus

Nerite Snail - Neritina sp

Nerite Snail

Neritina sp

Cockatoo Dwarf Cichlid - Apistogramma viejita

Cockatoo Dwarf Cichlid

Apistogramma viejita

Blue-Eyed Pseudomugil - Pseudomugil paskai

Blue-Eyed Pseudomugil

Pseudomugil paskai

Forktail Blue-Eye - Pseudomugil furcatus

Forktail Blue-Eye

Pseudomugil furcatus

Espei Rasbora - Trigonostigma espei

Espei Rasbora

Trigonostigma espei

Upside-Down Catfish - Synodontis nigriventris

Upside-Down Catfish

Synodontis nigriventris

Congo Tetra - Phenacogrammus interruptus

Congo Tetra

Phenacogrammus interruptus

Caridina Shrimp - Caridina cf. Cantonensis

Caridina Shrimp

Caridina cf. Cantonensis

Endler Guppy Fish - Poecilia Wingei

Endler Guppy Fish

Poecilia Wingei

Filamented Rainbowfish - Iriatherina Werneri

Filamented Rainbowfish

Iriatherina Werneri

Cherry Barb - Barbus titteya

Cherry Barb

Barbus titteya

Boraras Brigittae Fish - Boraras Brigittae

Boraras Brigittae Fish

Boraras Brigittae

Glass Catfish - Kryptopterus bicirrhis

Glass Catfish

Kryptopterus bicirrhis

Three lined Pencilfish - Nannostomus Trifasciatus

Three lined Pencilfish

Nannostomus Trifasciatus

Horned Snail - Tyloperlamania sp

Horned Snail

Tyloperlamania sp

Lemon Tetra - Hyphessobrycon pulchripinnis

Lemon Tetra

Hyphessobrycon pulchripinnis

Spotted Dora Catfish - Agamyxus pectinifrons

Spotted Dora Catfish

Agamyxus pectinifrons

Red-Backed Tetra - Hyphessobrycon bentosi

Red-Backed Tetra

Hyphessobrycon bentosi

Florida Dwarf Crayfish - Cambarellus diminutus

Florida Dwarf Crayfish

Cambarellus diminutus

Bamboo Shrimp - Atyopsis moluccensis

Bamboo Shrimp

Atyopsis moluccensis

Blue Bee Shrimp - Paracaridina sp

Blue Bee Shrimp

Paracaridina sp

Amano Shrimp - Caridina multidentata

Amano Shrimp

Caridina multidentata

Red Cherry - Neocaridina davidi

Red Cherry

Neocaridina davidi

Galaxy Plecostomus - Leporacanthicus sp L240

Galaxy Plecostomus

Leporacanthicus sp L240

IndoPlanorbis Exustus - Planorbis planorbis

IndoPlanorbis Exustus

Planorbis planorbis

Anentome Helena - Anentome helena

Anentome Helena

Anentome helena

Stiphodon Ornatus - Stiphodon ornatus

Stiphodon Ornatus

Stiphodon ornatus

Moenkhausia Pittieri - Moenkhausia pittieri

Moenkhausia Pittieri

Moenkhausia pittieri

Semifasciolatus Barb - Puntius semifasciolatus

Semifasciolatus Barb

Puntius semifasciolatus

Preacox Rainbowfish - Melanotaenia preacox

Preacox Rainbowfish

Melanotaenia preacox

Dwarf Tetra - Hasemania nana

Dwarf Tetra

Hasemania nana

Lacustris Rainbowfish - Melanotaenia lacustris

Lacustris Rainbowfish

Melanotaenia lacustris

Bleeding Heart Tetra - Hyphessobrycon erythrostigma

Bleeding Heart Tetra

Hyphessobrycon erythrostigma

Leopard Cactus Pleco - Hypancistrus Furunculus L199

Leopard Cactus Pleco

Hypancistrus Furunculus L199

Butterfly Loach - Beaufortia leveretti

Butterfly Loach

Beaufortia leveretti

Hatchet Fish - Thoracocharax stellatus

Hatchet Fish

Thoracocharax stellatus

Black Skirt Tetra - Gymnocorymbus ternetzi

Black Skirt Tetra

Gymnocorymbus ternetzi

Zebrafish - Danio rerio

Zebrafish

Danio rerio

Dwarf Gourami - Colisa lalia

Dwarf Gourami

Colisa lalia

Coolie loach - Pangio kuhlii

Coolie loach

Pangio kuhlii

Molly fish - Poecilia sphenops

Molly fish

Poecilia sphenops

Ruby Tetra - Axelrodia riesei

Ruby Tetra

Axelrodia riesei

Tiger Barb - Puntius tetrazona

Tiger Barb

Puntius tetrazona

Striped Raphael Catfish - Platydoras costatus

Striped Raphael Catfish

Platydoras costatus

Golden Royal Pleco - Sturisoma aureum

Golden Royal Pleco

Sturisoma aureum

Yoyo Loach - Botia almorhae

Yoyo Loach

Botia almorhae

Neon tetra fish - Paracheirodon innesi

Neon tetra fish

Paracheirodon innesi

Swordtail fish - Xiphophorus hellerii

Swordtail fish

Xiphophorus hellerii

Female Siamese Fighting Fish - Betta Splendens Female

Female Siamese Fighting Fish

Betta Splendens Female

Galaxy Rasbora - Danio margaritatus

Galaxy Rasbora

Danio margaritatus

Platy Fish - Xiphophorus maculatus

Platy Fish

Xiphophorus maculatus

Green Neon Tetra - Paracheirodon Simulans

Green Neon Tetra

Paracheirodon Simulans

Ember Tetra - Hyphessobrycon Amandae

Ember Tetra

Hyphessobrycon Amandae

Goldeneye Dwarf Cichlid - Nannacara anomala

Goldeneye Dwarf Cichlid

Nannacara anomala

Emperor Tetra - Nematobrycon Palmeri

Emperor Tetra

Nematobrycon Palmeri

Apple Snail - Pomacea bridgesii

Apple Snail

Pomacea bridgesii

Serpae Tetra - Hyphessobrycon Eques

Serpae Tetra

Hyphessobrycon Eques

Harlequin Rasbora - Trigonostigma Heteromorpha

Harlequin Rasbora

Trigonostigma Heteromorpha

Silver Dollar Fish - Metynnis argenteus

Silver Dollar Fish

Metynnis argenteus

Kribensis Cichlid - Pelvicachromis pulcher

Kribensis Cichlid

Pelvicachromis pulcher

Ember Tetra - Hemigrammus Rhodostomus

Ember Tetra

Hemigrammus Rhodostomus

Otocinclus Catfish - Otocinclus Affinis

Otocinclus Catfish

Otocinclus Affinis

Black Neon Tetra - Hyphessobrycon herbertaxelrodi

Black Neon Tetra

Hyphessobrycon herbertaxelrodi

Chinese Neon Tetra - Tanichthys albonubes

Chinese Neon Tetra

Tanichthys albonubes

Glowlight Tetra - Hemigrammus Erythrozonus

Glowlight Tetra

Hemigrammus Erythrozonus

Glassy Perchlet - Parambassis ranga

Glassy Perchlet

Parambassis ranga

Es un pez de cardumen, mantener al menos 6 ejemplares de su misma especie.


Red-eyed Tetra - Moenkhausia sanctaefilomenae

Red-eyed Tetra

Moenkhausia sanctaefilomenae

Similar Sizes (11 Species)

They can coexist if they are the same size or very similar sizes, it does not work in all cases, there may be exceptions.


Altum Angelfish - Pterophyllum altum

Altum Angelfish

Pterophyllum altum

Red Rainbowfish - Glossolepis incisus

Red Rainbowfish

Glossolepis incisus

Stick Catfish - Farlowella acus

Stick Catfish

Farlowella acus

Empire Gudgeon - Hypseleotris compressa

Empire Gudgeon

Hypseleotris compressa

Boeseman's Rainbowfish - Melanotaenia Boesemani

Boeseman's Rainbowfish

Melanotaenia Boesemani

Flag Cichlid - Mesonauta festivus

Flag Cichlid

Mesonauta festivus

Sun Catfish - Horabagrus brachysoma

Sun Catfish

Horabagrus brachysoma

Clown Loach - Chromobotia macracanthus

Clown Loach

Chromobotia macracanthus

Common carp - Cyprinus carpio

Common carp

Cyprinus carpio

Suckermouth catfish - Hypostomus plecostomus

Suckermouth catfish

Hypostomus plecostomus

Denison Barb - Puntius denisonii

Denison Barb

Puntius denisonii

With Reservation (7 Species)

Compatible in some cases, it depends on the nature and personality of the fish.


Paradise Fish - Macropodus Opercularis

Paradise Fish

Macropodus Opercularis

Dragon Violet Goby - Gobioides broussonnetii

Dragon Violet Goby

Gobioides broussonnetii

Siamese Algae Eater - Crossocheilus Siamensis

Siamese Algae Eater

Crossocheilus Siamensis

Dwarf marbled catfish - Microglanis poecilus

Dwarf marbled catfish

Microglanis poecilus

German Blue Ram - Microgeophagus ramirezi

German Blue Ram

Microgeophagus ramirezi

Freshwater angelfish - Pterophyllum scalare

Freshwater angelfish

Pterophyllum scalare

Considerable size difference (2 Species)

They can coexist while they are similar in size or the size difference is not very abysmal, since as the fish grows it increases the chances of eating its partner that did not grow much.


Discus fish - Symphysodon aequifasciatus

Discus fish

Symphysodon aequifasciatus

Kissing Gourami - Helostoma temminckii

Kissing Gourami

Helostoma temminckii

Compatible if space is enough (5 Species)

They can coexist together if the aquarium they share is large and spacious enough for both species to feel good, as some fish may attack others to feel that they have little space and try to eliminate the competition.


Pearl gourami - Trichogaster leerii

Pearl gourami

Trichogaster leerii

Labidochromis caeruleus - Labidochromis caeruleus

Labidochromis caeruleus

Labidochromis caeruleus

Firemouth Cichlid - Cichlasoma meeki

Firemouth Cichlid

Cichlasoma meeki

Fire Fish Dragon Blood - Aulonocara Firefish

Fire Fish Dragon Blood

Aulonocara Firefish

Multis Fish - Neolamprologus multifasciatus

Multis Fish

Neolamprologus multifasciatus

Red-eyed Tetra

Moenkhausia sanctaefilomenae

Red-eyed Tetra - Moenkhausia sanctaefilomenae
  • Ph: 5.5 - 7.8
  • Temperature (c°): 22 - 26
  • Measures: 5 cm - 7cm
  • Aquarium Capacity:
    11 Liters - 3 Gallons
  • Behavior: Peaceful, Shoal
  • Size: Small
  • Swimming area: Swim in the middle of the aquarium
  • Water Type: Sweet water