Golden pencilfish
Scientific name | Nannostomus beckfordi |
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Descriptor | Günther |
Year of description | 1872 |
IUCN category (World) | NE |
Family | Lebiasinidae |
Genus | Nannostomus |
Introduction
Nannostomus beckfordi, commonly known as Golden pencilfish, is a little fresh water fish from the Amérique du Sud.
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Who is it?
Morphology
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Average size4 cm
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Maximum size5 cm
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Longevity4 year
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Average size4 cm
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Maximum size5 cm
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Longevity4 year
How to recognize the Golden pencilfish ?
The Golden pencilfish measures between 4 and 5 cm. Given its small size, this species is commonly referred to as a "dwarf" animal.
Behaviour & Life cycle
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dietcarnivorous
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Sociabilityliving in shoals
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territorialNo
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Way of livingdiurnal
The Golden pencilfish is a fish living in shoals naturally found mid-depth and near surface. The members of each group are organized around a well established hierarchy. This species is carnivorous . Measuring only a few centimeters, this small species tends to be discreet and hide in the presence of larger neighbors.
n general, this species does not care much about other animals crossing its path.
Reproduction
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Reproductionovipare qui pond en eau libre
The Golden pencilfish is a fish ovipare qui pond en eau libre.
Harmless species
This species does not represent any particular threats to humans when encountered in its natural environment.
Where to find it?
What is its habitat?
Natural environment characteristics
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Temperature24 - 26 °C
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pH (acidity)5 - 7
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gh (hardness)1 - 8
Biotope presentation
The acidification of water comes from the decomposition of plants. This phenomenon changes the color of the water, which tends to turn brown. In some areas particularly rich in organic matter, the water is so dark that it is called "black water".
This animal evolves in areas characterized by a strong presence of vegetation (aquatic and marsh plants, decaying organic matter, roots...).
Species of the same biotope
Main recommendations for fishkeeping
Deontology
In order to preserve wildlife, if you acquire this animal, it must not be released into the wild. See also, the Fishipedia charter.
Fishipedia supports the practice of responsible and environmentally friendly aquarium keeping. We encourage maintenance if it is motivated by a desire to understand the biological functioning of living things and if it is done with respect for animal life.
We believe that aquaristics is an opening to the discovery of aquatic environments, especially freshwater, and that this knowledge is necessary to better protect and respect these environments. Logically, we refute the compulsive purchase of animals that would not find a sufficient and / or adapted place in the host aquarium.
Our recommendations
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Min volume80 liters
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Population min8
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Temperature24 - 26 °C
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pH (acidity)6 - 6.8
Characteristics
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Difficulty breedingmoderate
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Robustnesstolerant
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Behaviourpeaceful
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Availabilitystandard
General reminders
It is strongly advised to read the complete dedicated file and to get information on the feedbacks of maintenance of the envisaged animal, this to avoid any potential conflict whose end result is generally the death of the individual (or the other inhabitants). It is important not to overload your aquarium to limit pollution. This will make maintenance easier.
In nature, animals are subject to weather conditions and live in waters with variable characteristics. The recommendations offered by our team for aquarium maintenance are a guidance and cannot be assimilated to scientific datas.
General reminder on maintenance datas
Le démarrage d'un aquarium est une partie primordiale pour l'équilibre et le bien-être des poissons. Lorsque l'on met en eau un aquarium, l'eau passe naturellement par un cycle biologique : le cycle de l'azote. Celui-ci dure environ trois semaines. Tous les 2 jours, nous vous conseillons de tester votre eau jusqu'à ce que le taux de nitrite soit à zéro pendant plusieurs jours d'affilée.
Pour accélérer ce cycle, vous pouvez utiliser un activateur de bactéries comme JBL Denitrol. Cette solution riche en bactéries vivantes et enzymes permet une mise en place rapide du cycle de l'azote. Les poissons peuvent alors être introduits plus rapidement.
Il est important de tester l'eau de son aquarium régulièrement pour maintenir un environnement sain pour les poissons et les autres habitants. Les tests d'eau permettent de mesurer les niveaux de différents paramètres tels que le pH, la dureté totale, ainsi que les taux de nitrates, de nitrites et d'ammoniaque.
Pour réaliser ces tests, vous pouvez utiliser des produits d'analyse spécialisés tels que JBL ProScan qui permet de réaliser un diagnostic de l'eau directement via un smartphone. Il existe également des coffrets de tests plus classiques de bandelettes, comme JBL PROAQUATEST.
En cas d’usage de l’eau du robinet, vous pouvez utiliser un conditionneur d’eau de type Biotopol de JBL pour éliminer les substances nocives comme le chlore, le cuivre, le plomb et le zinc. Les conditionneurs d'eau garantissent une meilleure santé aux poissons et une meilleure croissance des plantes.
Chlorine and chloramine are dangerous for the health of animals. Used to disinfect water, these agents are present in significant quantities in tap water. We recommend using an anti-chlorine agent every time you change the water. In addition to chlorine, treatments and medicines sold for aquarium use sometimes contain dangerous heavy metals in high doses.
Specific needs for the Golden pencilfish
The Golden pencilfish is a species which lives naturally at a temperature between 24 °C and 26 °C. For proper maintenance, the temperature should never exceed the 29°C for long periods. Nitrate levels should remain below 50mg/L. To keep the water clean and unpolluted, plan on changing 20% to 30% of the water volume each month.
The breeding of this species is accessible on condition of being well informed about its needs in aquarium . Any cohabitants must be chosen with care to avoid the loss of animals.
This species is particularly common in the aquarium trade. Animals from long-term breeding are usually acclimatized at a temperature of about 26 °C in neutral water.
Cohabitation & Environment
Being a living in shoals fish, it is advisable to install at least 8 individuals in an aquarium of 80 liters minimum (for 80 cm of frontage). Group maintenance is a prerequisite to ensure their well-being. Lonely individuals tend to quickly become stressed and become especially susceptible to disease. Although sometimes certain groups can "merge", mixing several gregarious species living in the same zone of life is not recommended if the volume is not consequent.
The Golden pencilfish is a peaceful species that generally does not exhibit behavioral problems in a community aquarium.
It should be noticed that this species should not be kept with large crustaceans or fish, as it would become a prey of choice. Smaller species should preferably be inserted in the aquarium some time before the larger ones. Moreover, if you want to breed it, it is better to put them in a specific aquarium.The species enjoys a particularly vegetation-rich environment. The addition of plants will provide many useful hiding places for resting. These areas are also conducive to possible breeding in the aquarium. Floating plants such as Salvinia can be added to recreate the subdued atmosphere characteristic of its living conditions in the wild.
Acid Water Maintenance
The Golden pencilfish living naturally in acidic water, generally in "black" or "sieved" water, the implementation of a filtration on peat is ideal for its balance. Adding decaying leaves and alder fruit can significantly improve living conditions by naturally increasing acidity of some water.Tips for feeding
The Golden pencilfish is carnivorous.
This species can eat dry food (flakes, pellets), fresh food and frozen food. To avoid deficiencies, it is recommended to vary the types of food.
You should not overfeed your residents to avoid polluting the water. For most species, it is better to feed a few small portions each day rather than one large meal.
Food recommendations from our partner JBL - Products PRONOVO
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Granules
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Flakes
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Sticks
Reproduction protocol
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Maintenance difficultyhard
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egg-laying protectionNo
Reproduction of this species in an aquarium is considered hard. Ideally, it takes place at a temperature of around 26 ° C for a pH of 6 .
Hybridization risks
In general, it is advised not to mix several species of the same genus or different varieties of the same species, to avoid the risks of hybridization.
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To go further
Sources & Contributions
Participation & Validation
The Fishipedia team and specialist contributors are committed to providing high-quality content. However, although the information comes from scientific sources or testimonials from specialists, the cards may contain inaccuracies.
Benoit Chartrer
Translation
Translation done with the valuable contribution of our translators, who make this information available to a wider audience. We sincerely thank them for their commitment.