Common name: Teardrop sleeper-goby

Scientific name: Valenciennea longipinnis (Lay & Bennett, 1839)
Longfinned Goby (Valenciennea longipinnis) Banda Sea, IndonesiaLongfinned Goby (Valenciennea longipinnis) Banda Sea, Indonesia

General information

The Longfin Goby, Valenciennea longipinnis, also known as the Blueband Goby or Bluecheek Goby, is a distinctive and attractive fish that can make a fascinating addition to a reef or fish-only aquarium. This species is known for its elongated fins and striking blue accents on its cheeks, which add a splash of color to the tank. They are sand sifters by nature, playing a crucial role in the maintenance of a clean and healthy substrate by consuming detritus and uneaten food.

Details

Recommended minimum volume
150 liter (40 gallons)
Salinity
S.G. 1.020 to 1.025
Temperature
24 to 28 °C (75 to 82 °F)
Acidity
pH 8.1 to 8.4
Average size
15 cm (6″)
Care level
Moderate to easy Sifts sand for food, needs a deep bed
Diet
Detritivore Enjoys a varied diet, benefits from live foods
Social
Pair Pairs are harmonious, best in pairs
Reefsafe
Yes
Aggression
Peaceful
Captive bred
No
Conservation status
ExtinctThreatenedLeastConcern

Taxonomy

  1. Kingdom
    Animals
    Animalia
  2. Phylum
    Chordates
    Chordata
  3. Class
    Ray-finned Fishes
    Actinopterygii
  4. Order
    Perch-like Fishes
    Perciformes
  5. Family
    Goby
    Gobiidae
  6. Genus
    Sleeper Gobies
    Valenciennea
  7. Species
    Teardrop sleeper-goby
    Valenciennea longipinnis (Lay & Bennett, 1839)
  8. Synonyms
    Calleleotris longipinnis (Lay & Bennett, 1839)
    Eleotriodes longipinnis (Lay & Bennett, 1839)
    Eleotris ikeineur Montrouzier, 1857
    Eleotris lineatooculatus Kner, 1867
    Eleotris lineooculatus Kner, 1867
    Eleotris longipinnis Lay & Bennett, 1839
    Eleotris taeniura Macleay, 1881
    Valencienea longipinnis (Lay & Bennett, 1839)
    Valencienna longipinnis (Lay & Bennett, 1839)
    Valenciennae longipinnis (Lay & Bennett, 1839)
    Valenciennea longispinnis (Lay & Bennett, 1839)

Care

Longfin Gobies require an aquarium with a sandy bottom where they can exhibit their natural sifting behavior. They are generally peaceful and can coexist with a variety of tank mates. However, they should not be kept with aggressive species that may harass them. These gobies are known to jump, so a well-fitted aquarium lid is essential to prevent escape. A diet of meaty foods and marine pellets will help maintain their health and coloration.

Reproduction

In the aquarium, Valenciennea longipinnis has been known to spawn, with the pair forming a monogamous relationship. The male typically guards the eggs until they hatch. Breeding these gobies in captivity can be challenging, and raising the fry requires a specialized setup with appropriate food sources like rotifers and baby brine shrimp.

Symbiosis

While not known for a specific symbiotic relationship like clownfish and anemones, Longfin Gobies do contribute to the tank's ecosystem by sifting through the sand, which helps aerate the substrate and prevent the buildup of harmful gases.

Habitat

The natural habitat of the Longfin Goby includes shallow lagoons and coral reefs with sandy bottoms, where they can be found in the Indo-Pacific region. They are often observed in pairs or small groups, burrowing and sifting through the sand to find food.