Care and Compatibility of Telescope goldfish - Carassius auratus II


Introduction

The Telescopic Goldfish (Carassius auratus) is a popular and distinctive variety of goldfish, known for its prominent eyes and rounded body. Originating from China, this cold-water fish has been selectively bred to develop protruding telescope-like eyes, hence its name. It is highly valued for its unique and elegant appearance, making it a popular choice for aquarium enthusiasts.

Behavior

Telescopic Goldfish are generally peaceful and sociable, making them suitable for cohabitation with other similarly sized fish species. They are slow swimmers and enjoy exploring their aquatic environment in a calm and graceful manner. Due to their large and vulnerable eyes, it is important to provide them with an environment free of sharp objects that could cause injury.

Sexual Dimorphism

Sexual dimorphism in Telescope Fish is minimal and difficult to distinguish. Both males and females have a similar appearance. However, during the breeding season, males may exhibit more active courtship behaviors.

Reproduction

The breeding behavior of Telescopic Goldfish follows a similar pattern to other goldfish species. During the breeding season, males will display courtship behaviors such as chasing females and performing elaborate movements. Females will deposit their eggs on plants or other objects in the aquarium, and males will fertilize the eggs externally. It is advisable to provide a suitable breeding space, such as floating plants or a separate container, to protect the eggs and fry.

Aquarium Conditions

The Telescope Fish is a variety of goldfish known for its protruding eyes and rounded body. It requires a spacious aquarium with good filtration and low flow. Decoration should be soft to prevent injuries to their sensitive eyes. It's important to provide them with free swimming space and avoid tank mates that may nip at their eyes.

Feeding

Telescopic Goldfish are omnivorous and accept a wide variety of food. They can be fed commercial foods in the form of pellets or flakes, but also enjoy fresh foods such as daphnia, brine shrimp, and blanched vegetables. It is important to offer them a balanced diet and avoid overfeeding, as they have a tendency to obesity.

Complexity

Caring for Telescope Fish is moderately easy. They are hardy fish that can adapt to a variety of water conditions. They are omnivores and accept a variety of foods, but may be prone to health issues like dropsy due to their special body shape. They require a balanced diet and regular aquarium maintenance.


In case you need more help, or if you want to know into any topic related to the Carassius auratus II (Telescope goldfish) and even any other species you can use the forums to ask what you need.

To do an analysis more detailed about coexistence and behavior of Carassius auratus II (Telescope goldfish) use the Aquarium simulation tool, if you do this you can test different ways to combine the Telescope goldfish 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 74 species compatible with the Carassius auratus II (Telescope goldfish) 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 (74)

Compatible (26 Species)

Compatible without any restriction


Suckermouth catfish - Hypostomus plecostomus

Suckermouth catfish

Hypostomus plecostomus

Golden Royal Pleco - Sturisoma aureum

Golden Royal Pleco

Sturisoma aureum

Veil tail Goldfish - Carassius auratus I

Veil tail Goldfish

Carassius auratus I

Striped Raphael Catfish - Platydoras costatus

Striped Raphael Catfish

Platydoras costatus

Swordtail fish - Xiphophorus hellerii

Swordtail fish

Xiphophorus hellerii

Molly fish - Poecilia sphenops

Molly fish

Poecilia sphenops

Sun Catfish - Horabagrus brachysoma

Sun Catfish

Horabagrus brachysoma

Telescope goldfish - Carassius auratus II

Telescope goldfish

Carassius auratus II

Comet Goldfish - Carassius auratus III

Comet Goldfish

Carassius auratus III

Bubble Eye Goldfish - Carassius auratus IV

Bubble Eye Goldfish

Carassius auratus IV

Dwarf Gourami - Colisa lalia

Dwarf Gourami

Colisa lalia

Zebrafish - Danio rerio

Zebrafish

Danio rerio

Celestial eye goldfish - Carassius auratus V

Celestial eye goldfish

Carassius auratus V

Galaxy Plecostomus - Leporacanthicus sp L240

Galaxy Plecostomus

Leporacanthicus sp L240

Dwarf marbled catfish - Microglanis poecilus

Dwarf marbled catfish

Microglanis poecilus

Black Skirt Tetra - Gymnocorymbus ternetzi

Black Skirt Tetra

Gymnocorymbus ternetzi

Butterfly Loach - Beaufortia leveretti

Butterfly Loach

Beaufortia leveretti

Leopard Cactus Pleco - Hypancistrus Furunculus L199

Leopard Cactus Pleco

Hypancistrus Furunculus L199

Glassy Perchlet - Parambassis ranga

Glassy Perchlet

Parambassis ranga

Black Neon Tetra - Hyphessobrycon herbertaxelrodi

Black Neon Tetra

Hyphessobrycon herbertaxelrodi

Otocinclus Catfish - Otocinclus Affinis

Otocinclus Catfish

Otocinclus Affinis

Harlequin Rasbora - Trigonostigma Heteromorpha

Harlequin Rasbora

Trigonostigma Heteromorpha

Apple Snail - Pomacea bridgesii

Apple Snail

Pomacea bridgesii

Dragon Violet Goby - Gobioides broussonnetii

Dragon Violet Goby

Gobioides broussonnetii

Similar Sizes (12 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.


Common carp - Cyprinus carpio

Common carp

Cyprinus carpio

Platy Fish - Xiphophorus maculatus

Platy Fish

Xiphophorus maculatus

Emperor Tetra - Nematobrycon Palmeri

Emperor Tetra

Nematobrycon Palmeri

Glass Catfish - Kryptopterus bicirrhis

Glass Catfish

Kryptopterus bicirrhis

Upside-Down Catfish - Synodontis nigriventris

Upside-Down Catfish

Synodontis nigriventris

Forktail Blue-Eye - Pseudomugil furcatus

Forktail Blue-Eye

Pseudomugil furcatus

Blue-Eyed Pseudomugil - Pseudomugil paskai

Blue-Eyed Pseudomugil

Pseudomugil paskai

Pictus Catfish - Pimelodus pictus

Pictus Catfish

Pimelodus pictus

Moenkhausia Pittieri - Moenkhausia pittieri

Moenkhausia Pittieri

Moenkhausia pittieri

Bamboo Shrimp - Atyopsis moluccensis

Bamboo Shrimp

Atyopsis moluccensis

Spotted Dora Catfish - Agamyxus pectinifrons

Spotted Dora Catfish

Agamyxus pectinifrons

With Reservation (8 Species)

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


Freshwater angelfish - Pterophyllum scalare

Freshwater angelfish

Pterophyllum scalare

Severum Cichlid - Heros efasciatus

Severum Cichlid

Heros efasciatus

Upside-Down Catfish - Synodontis eupterus

Upside-Down Catfish

Synodontis eupterus

Kribensis Cichlid - Pelvicachromis pulcher

Kribensis Cichlid

Pelvicachromis pulcher

Kissing Gourami - Helostoma temminckii

Kissing Gourami

Helostoma temminckii

Multis Fish - Neolamprologus multifasciatus

Multis Fish

Neolamprologus multifasciatus

Lemon Catfish - Hemiancistrus subviridis

Lemon Catfish

Hemiancistrus subviridis

Guppies tend to nibble on the tails of goldfish, you have to be careful with this.


Guppy fish - Poecilia reticulata

Guppy fish

Poecilia reticulata

Considerable size difference (18 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.


Wasp Goby - Brachygobius Xanthozona

Wasp Goby

Brachygobius Xanthozona

Chinese Neon Tetra - Tanichthys albonubes

Chinese Neon Tetra

Tanichthys albonubes

Cherry Barb - Barbus titteya

Cherry Barb

Barbus titteya

Filamented Rainbowfish - Iriatherina Werneri

Filamented Rainbowfish

Iriatherina Werneri

Nerite Snail - Neritina sp

Nerite Snail

Neritina sp

Clown Pleco - Panaqolus maccus

Clown Pleco

Panaqolus maccus

Royal Pleco - Panaque nigrolineatus

Royal Pleco

Panaque nigrolineatus

Lacustris Rainbowfish - Melanotaenia lacustris

Lacustris Rainbowfish

Melanotaenia lacustris

Preacox Rainbowfish - Melanotaenia preacox

Preacox Rainbowfish

Melanotaenia preacox

Anentome Helena - Anentome helena

Anentome Helena

Anentome helena

IndoPlanorbis Exustus - Planorbis planorbis

IndoPlanorbis Exustus

Planorbis planorbis

Horned Snail - Tyloperlamania sp

Horned Snail

Tyloperlamania sp

Red Cherry - Neocaridina davidi

Red Cherry

Neocaridina davidi

Amano Shrimp - Caridina multidentata

Amano Shrimp

Caridina multidentata

Blue Bee Shrimp - Paracaridina sp

Blue Bee Shrimp

Paracaridina sp

Florida Dwarf Crayfish - Cambarellus diminutus

Florida Dwarf Crayfish

Cambarellus diminutus

Red-Backed Tetra - Hyphessobrycon bentosi

Red-Backed Tetra

Hyphessobrycon bentosi

Lemon Tetra - Hyphessobrycon pulchripinnis

Lemon Tetra

Hyphessobrycon pulchripinnis

Food competition (10 Species)

They can live together but you have to be careful since it is likely that the fastest fish will take all the food and leave nothing for their partners who are slow swimmers, so you have to make sure that everyone can eat.


Glowlight Tetra - Hemigrammus Erythrozonus

Glowlight Tetra

Hemigrammus Erythrozonus

Boeseman's Rainbowfish - Melanotaenia Boesemani

Boeseman's Rainbowfish

Melanotaenia Boesemani

Endler Guppy Fish - Poecilia Wingei

Endler Guppy Fish

Poecilia Wingei

Denison Barb - Puntius denisonii

Denison Barb

Puntius denisonii

Black Phantom Tetra - Hyphessobrycon Megalopterus

Black Phantom Tetra

Hyphessobrycon Megalopterus

Empire Gudgeon - Hypseleotris compressa

Empire Gudgeon

Hypseleotris compressa

Mije Fish - Leporinus fasciatus

Mije Fish

Leporinus fasciatus

Congo Tetra - Phenacogrammus interruptus

Congo Tetra

Phenacogrammus interruptus

Semifasciolatus Barb - Puntius semifasciolatus

Semifasciolatus Barb

Puntius semifasciolatus

Stiphodon Ornatus - Stiphodon ornatus

Stiphodon Ornatus

Stiphodon ornatus

Telescope goldfish

Carassius auratus II

Telescope goldfish - Carassius auratus II
  • Ph: 7.2 - 7.5
  • Temperature (c°): 14 - 24
  • Measures: 20 cm - 30cm
  • Aquarium Capacity:
    45 Liters - 12 Gallons
  • Behavior: Peaceful
  • Morphology: Bright colors
  • Motion: Slow
  • Size: Medium
  • Swimming area: Swim in the middle of the aquarium
  • Water Type: African, Sweet water