How to choose silver arowana

How to choose silver arowana

As an elegant and popular ornamental fish, the silver arowana is favored by aquarium enthusiasts because of its unique appearance and auspicious meaning. However, choosing a healthy and good-looking silver arowana is not an easy task. This article will provide you with a detailed guide to selecting Silver Arowana based on recent hot topics and hot content.

1. Basic characteristics of silver arowana

Silver arowana (scientific name: Osteoglossum bicirrhosum) is native to the Amazon River Basin in South America and is known for its shiny silver scales and slender body. The adult silver arowana can reach more than 90 centimeters in length and can live up to 20 years. When selecting, you need to pay attention to the following aspects:

2. How to choose healthy silver arowana

1.Observe fish activity status: Healthy silver arowana swims with graceful posture and quick response. If your fish appears lazy, swims slowly, or hides in corners, it may be a sign of illness.

2.Check the appearance of the fish: The scales should be closely spaced with no defects or white spots (possible signs of parasitic infection). The fins should be intact without tears or congestion.

3.Check what the fish is eating: Ask the seller about the fish’s eating habits and observe whether it actively forages for food. Fish that refuse to eat or have a loss of appetite may have a health problem.

4.Ask where the fish comes from: High-quality silver arowana usually comes from reputable farms. Avoid buying wild-caught individuals as they may carry disease or be less adaptable.

3. Selection of appearance of silver arowana

In addition to health, the appearance of silver arowana is also a key factor when selecting. The following are the main criteria for assessing condition:

1.scale color: High-quality silver arowana scales should show bright metallic luster without obvious stains or fading.

2.body proportions: The proportion of the head and body is coordinated, the dorsal and anal fins are naturally extended, and the tail fin is wide and symmetrical.

3.beard status: The beard of a silver arowana should be straight and complete, without bends or breaks.

4.gene expression: Some rare breeds (such as the "cross-backed golden dragon") have special genetic characteristics and need to be confirmed based on the pedigree certificate.

4. The relationship between recent hot topics and the selection of silver arowana

1.water quality management: Recently, aquarium forums have been hotly discussing "how to maintain stable water quality", and silver arowana is extremely sensitive to water quality. It is recommended to check the pH value (6.5-7.5) and ammonia nitrogen content (less than 0.02mg/L) of the fish tank when purchasing.

2.Polyculture controversy: There is a lot of discussion on social media about "Can silver arowana be kept mixed with small fish?" It should be noted that silver arowana is aggressive and should not be mixed with fish that are too small.

3.Feed selection: Recently, a "high-protein silver arowana special feed" has become a hot topic. When selecting fish, you can ask the seller about the feed brand used to avoid sudden changes that may lead to food refusal.

5. Summary

The selection of silver arowana requires comprehensive consideration of health status, appearance characteristics and market trends. By carefully observing, asking sellers and referring to recent industry hot spots, you are sure to find a satisfactory high-quality silver arowana. Remember, patience and knowledge are the keys to successful picking!