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Spotted archerfish

Toxotes chatareus

Also known as Archerfish, Riflefish, Seven-spot archerfish

Fishes › Archerfish and barracudas (Carangaria) › Toxotidae (Archerfish)

Toxotes chatareus, sometimes known by the common names common archerfish, seven-spot archerfish or largescale archerfish, is a species of perciform fish in the archerfish genus Toxotes. They are usually no larger than 20 centimetres (7.9 in) but may…

Aquarium hobby
Experience: Easy
Spotted archerfish
Photo: Photo by David J. Stang, CC BY-SA 4.0, via Wikimedia Commons
FamilyArcherfish
Adult lengthup to 15.7 in
WaterFreshwater, brackish
HabitatLives in freshwater and brackish water

Care at a glance

Species-specific aquarium care

  • Tank: At least 60 in long and 21 in front to back for one adult (adults commonly reach about 9.8 in / 25 cm; the largest recorded was 15.7 in).
  • Water: Freshwater (tolerates brackish).
  • Temperature: 77–86°F (range recorded for this species).
  • Layout: An open-water swimmer: needs long, open swimming space with few obstacles.
  • Diet: A predator: feed meaty foods sized to its mouth (frozen fish, shrimp, worms); it will eat tankmates that fit in its mouth. FishBase classes it as a carnivore.

Calculated from this species' own FishBase record: tank size from its typical adult length and swimming zone, water values from its recorded ranges. The group guide below fills in general care.

Care guide

Species care notes

  • Tank: a base of at least 47 × 24 in (roughly 114 US gallons); space needed is rated “large tank”.
  • Water: a fairly wide range, from slightly acidic to slightly alkaline, 77–86 °F, pH 7–8, 20–30 dGH.
  • Behaviour: temperament peaceful; a shoaling fish best kept in a group of six or more.
  • Difficulty: Moderate (Seriously Fish rating).

Short excerpts from the species profile:

  • Setup: “Two types of setup may be considered for archerfish.”
  • Diet: “Wild fish mostly feed on both terrestrial and aquatic invertebrates of various types, although small fish are also taken.”
  • Tankmates: “Generally peaceful although may eat much smaller fish.”
  • Breeding: “No breeding recorded in captivity.”

From the Seriously Fish profile for this species, which has the full habitat, maintenance, diet, behaviour and breeding write-up 167

Group care guide

Fishes

Applies to most species in this group. Habitat: Varies. Individual species can differ, so compare with the species numbers above and the linked sources.

Do not routinely medicate fish without diagnostic evidence; first assess husbandry and water quality with an aquatic veterinarian.

Housing & setup

  • Cycle the aquarium before adding fish so beneficial bacteria can handle ammonia and nitrite.
  • Size filtration and partial water changes to stocking and measured water quality. Topping up evaporated water does not replace a water change; treat incoming tap water appropriately.
  • Test ammonia, nitrite, nitrate and pH regularly.

Sources 117119164118

Diet

  • A varied diet of quality prepared foods plus frozen or live foods suited to the species; feed only what's eaten in a few minutes.

Sources 117119164118

Health watch

  • Quarantine new fish for at least 30 days; longer may be needed. Use a separate system and dedicated nets, buckets and siphons.
  • Never release aquarium fish or plants into the wild.

Sources 117119164118

Understanding the animal

About this animal

About this animal

Unlike most archerfish, T. chatareus are sooty rather than silvery in colour.

Quoted from the Wikipedia article “Toxotes chatareus” (CC BY-SA 4.0) 174

In the wild

In the wild

From this species’ own FishBase record (habitat, bottom type, water and breeding data), not its family. Good care copies these conditions.1

Where it livesLives in freshwater and brackish water, in rivers and streams, lakes, estuaries, mangroves. Occurs mainly in brackish mangrove estuaries, but also penetrates freshwater rivers and small streams.
Water it lives inFreshwater / brackish water, 77–86 °F (25–30 °C).
ClimateTropical climate.
Wild dietHunting macrofauna (predator).

What this means for care

  • Keep water within its wild range, 77–86 °F.
  • It tolerates or needs brackish water; check salinity needs before setup.
  1. FishBase species summary: Toxotes chatareus
Native climate (measured)

Native climate (measured)

Warm-season highsabout 96°F (up to 101°F in the hottest sampled areas)
Cool-season lowsabout 59°F (down to 53°F in the coldest sampled areas)
Average temperature75–82°F across sampled records
Relative humidity51–71% on average (driest month about 48%)
Rainfallabout 1048 mm a year, with strong wet and dry seasons

Measured at 254 wild occurrence records sampled against WorldClim 2.1 climate data (1970–2000 averages). Air conditions in the range are ecological context, not enclosure settings: microhabitats such as burrows, leaf litter or basking rocks can be cooler, warmer or more humid.

From the sources

From the sources

Quoted from the matching sections of reputable sources for this exact species. Specialist databases are used first; Wikipedia (community-edited, CC BY-SA 4.0) only fills gaps. Other sources are short credited quotes.

OverviewToxotes chatareus, sometimes known by the common names common archerfish, seven-spot archerfish or largescale archerfish, is a species of perciform fish in the archerfish genus Toxotes. They are usually no larger than 20 cm but may grow up to 40 cm. Unlike most archerfish, T. chatareus are sooty rather than silvery in colour. They are omnivorous, feeding on insects, fish, and vegetative matter at the surface of the water. — Wikipedia (community-edited)
Where it livesHome ranges Population dynamics Growth parameters Max. ages / sizes Length-weight rel. Length-frequencies Mass conversion Recruitment Abundance Life cycle Reproduction Maturity Maturity/Gills rel. — FishBase
Wild dietLike other archerfish, Toxotes chatareus are able to spit streams of water to knock prey into the water. Despite lacking a neocortex, T. chatareus has well-developed visual cognition and pattern-recognition abilities which allow it to hit prey at distances of up to 150 cm against complex backgrounds. — Wikipedia (community-edited)
ReproductionToxotes chatareus reproduce by spawning. Spawning in T. chatareus are homochronal (females only spawn once per season) and iteroparous (spawning occurs more than once in a fish's lifespan). Breeding in Toxotes chatareus occurs in the wet season. — Wikipedia (community-edited)
Appearance and sizeMaximum length 40.0 cm sl male/unsexed; maximum published weight 750.00 g. — FishBase
BiologyOccurs mainly in brackish mangrove estuaries, but also penetrates freshwater rivers and small streams (, 44894 ). Inhabits coastal waters. Found along the shores of flowing and standing waters. — FishBase

Data and studies

The numbers

The numbers

Each bar is what one source reports. Where several sources weigh in, the dashed gold band marks their average.

Typical adult weight

Reported26.5oz
FishBase 16426.5

Average adult body mass in each database (FishBase gives the maximum recorded weight).

Adult length

Average of sources12.8–15.7in
FishBase 1649.8–15.7
Seriously Fish species profiles 16715.7

Common length to maximum recorded length. Measured as standard length (snout to the base of the tail, not counting the tail fin). Fish in home aquariums often stay smaller than wild records.

Water temperature

Average of sources77–86°F
FishBase 16477–86
Seriously Fish species profiles 16777–86

Range the species tolerates in nature; aim for the middle.

pH

Reported7–8
Seriously Fish species profiles 1677–8

Water hardness

Reported20–30dGH
Seriously Fish species profiles 16720–30

Minimum tank footprint

Reported47in
Seriously Fish species profiles 16747

Seriously Fish recommends a tank base of at least 47 × 24 in (about 114 US gallons).

Sources for this sheet

  1. FishBase (Froese & Pauly, eds.), version 24.07 Peer-reviewed researchThe global scientific database on fishes, maintained by a consortium of research institutions; every value is referenced.
  2. Seriously Fish species profiles Experienced keeper or breederLong-running aquarium reference written and peer-checked by experienced fishkeepers and ichthyologists; each profile covers habitat, tank size, water, diet, behaviour and breeding.
  3. Merck Veterinary Manual: Management of aquarium fish Zoo, university or veterinaryThe Merck Veterinary Manual: a standard veterinary reference written and reviewed by veterinary specialists.
  4. Merck Veterinary Manual: Types and features of aquatic systems Zoo, university or veterinaryThe Merck Veterinary Manual: a standard veterinary reference written and reviewed by veterinary specialists.
  5. Merck Veterinary Manual: Nutritional diseases of fish Zoo, university or veterinaryThe Merck Veterinary Manual: a standard veterinary reference written and reviewed by veterinary specialists.
  6. Wikipedia (species article) Community referenceFree encyclopedia; useful overviews with their own citations. Intro text is quoted under CC BY-SA 4.0.
  7. iNaturalist (captive observations) Community referenceCommunity observation platform run by the California Academy of Sciences and National Geographic; observations marked captive show animals living in homes, zoos and aquariums.