Yellow Assessor - Australia

Assessor flavissimus


(1 Reviews)

Yellow Assessor - Australia
With its radiant golden hue and peaceful nature, the Yellow Assessor (Assessor flavissimus) is a captivating addition to any saltwater tank. Easy to care for and known for its unique swimming behavior, this fish brings beauty to your reef aquarium.

Yellow Assessor - Australia

Assessor flavissimus


(1 Reviews)

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Yellow Assessor - Australia Care Facts

Care Level: Moderate
Temperament: Peaceful
Diet: Carnivore
Reef Safe: Yes
Minimum Tank Size: 30 gallons
Max Size: 3 inches
The Yellow Assessor, Assessor flavissimus, has an entirely yellow body with orange or red outlining the fins with just a hint of blue highlighting the eye. Like other Basslets they should not be housed with another Basslets to avoid aggression, but can be kept safely and peacefully in a reef tank with other tank mates. They are very hardy making them easy to acclimate and care for.

Corals and larger invertebrates like shrimp are safe from this Basslet, though they will consume very small invertebrates such as amphipods , isopods and copepods. Diet should include a variety of live or frozen mysis shrimp and vitamin enriched brine shrimp as well as chopped meaty foods like clam, krill, shrimp and squid once daily.


 

Explore the Beauty of the Yellow Assessor in Your Aquarium

 

The Yellow Assessor (Assessor flavissimus) is a captivating marine fish species highly sought after by hobbyists for its vibrant appearance and captivating behavior. This product description provides:

 
      
  • A comprehensive overview of this species.
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  • Covering various aspects from its natural habitat to its suitability for aquariums.
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  • Care requirements.
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  • Compatibility with other aquatic species.
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Habitat of the Yellow Assessor: Thriving in the Western Pacific Ocean

 

Yellow Assessors are native to the Western Pacific Ocean, predominantly in Indonesia and the Philippines. They inhabit coral reefs and are often spotted darting in and out of branching corals, seeking refuge from predators. In the wild, they prefer moderately deep reef slopes with abundant coral growth.

 

Reef Compatibility of the Yellow Assessor: A Peaceful Addition to Your Reef Aquarium

 

One of the key advantages of keeping Yellow Assessors in your saltwater aquarium is their reef-safe nature. These peaceful fish do not exhibit any harmful behavior towards corals, making them an excellent addition to reef aquariums.

 

Size and Lifespan of the Yellow Assessor: Small Marvels with Longevity

 

Yellow Assessors are relatively small, with adults typically reaching a size of around 2 to 3 inches (5 to 8 centimeters). In captivity, they have a potential lifespan of 3 to 5 years, provided they receive proper care.

 

Diet of the Yellow Assessorin Captivity: A Varied Menu for Optimal Health

 

Feeding Yellow Assessors in captivity is straightforward. They are omnivorous and readily accept a diet of high-quality flake foods, small pellets, frozen or live brine shrimp, and mysis shrimp. Offering a varied diet will help ensure their overall health and coloration.

 

Aquaculture and Availability of the Yellow Assessor: Ethical Sourcing for Your Aquarium

 

Yellow Assessors are occasionally aquacultured, although availability may vary. As a result, they may only sometimes be readily available to hobbyists. However, reputable suppliers like Saltwaterfish.com often have a selection of these fish in stock, allowing enthusiasts to bring this species into their aquariums.

 

Compatibility of the Yellow Assessorwith Other Fish and Invertebrates: Creating a Peaceful Community

 

Yellow Assessors are known for their peaceful nature, making them suitable tankmates for various other marine species. Here are five compatible tankmates to consider:

 
      
  • Firefish (Nemateleotris spp.): These colorful and active fish share similar water requirements and temperament, making them great companions for Yellow Assessors.
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  • Royal Gramma (Gramma loreto): Another peaceful fish, the Royal Gramma's vibrant colors complement the Yellow Assessor well.
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  • Clownfish (Amphiprion spp.): These popular marine species are also compatible due to their peaceful nature.
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  • Cleaner Shrimp (Lysmata spp.): These invertebrates help with parasite control and are a great addition to a Yellow Assessor aquarium.
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  • Small Gobies (Gobiodon spp.): These tiny fish coexist peacefully with Yellow Assessors and add diversity to your aquarium.
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Sexual Dimorphism of the Yellow Assessor: Understanding the Dynamics

 

Yellow Assessors do not exhibit pronounced sexual dimorphism, making it challenging to differentiate between males and females based on external characteristics alone.

 

Juvenile to Adult Coloration Changes: A Visual Journey

 

Juvenile Yellow Assessors display a striking contrast of bright yellow and black stripes. As they mature, their coloration gradually becomes a more subdued yellow or orange with a subtle black edge along their dorsal fin.

 

Temperament of the Yellow Assessor: Calm and Non-aggressive Nature

 

These fish are known for their calm and non-aggressive nature, making them an ideal choice for community aquariums. They stay close to their chosen hiding spots within the coral, occasionally venturing to explore their surroundings.

 

Tank Requirements of the Yellow Assessor: Creating a Haven for Yellow Assessors

 

To provide optimal care for Yellow Assessors, it is essential to meet their specific tank requirements:

 
      
  • Minimum Aquarium Size: A tank with a capacity of at least 30 gallons (75 liters) is suitable for a pair of Yellow Assessors. Larger tanks offer more swimming space and are preferable for larger groups.
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  • Water Conditions:    
          
    • pH: Maintain a stable pH level between 8.1 and 8.4.
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    • Salinity: Keep the salinity level at around 1.024 to 1.026 specific gravity.
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    • Water Temperature: The ideal temperature range for Yellow Assessors is 75°F to 80°F (24°C to 27°C).
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    • Water Flow: Provide moderate water flow to mimic their natural reef habitat. Ensure that they have areas with less flow to rest.
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Other Common Names of the Yellow Assessor: Exploring Nomenclature

 

Yellow Assessors may also be known by various common names, including Yellow Assessor Basslet and Yellow Eel Goby.

 

Why Choose the Yellow Assessor from Saltwaterfish.com: Quality and Ethical Sourcing

 

When you purchase Yellow Assessors from Saltwaterfish.com, you are assured of receiving healthy and ethically sourced specimens. Our commitment to the well-being of marine life and our rigorous quality control measures ensure that you get the best possible addition to your saltwater aquarium. With the striking colors and peaceful disposition of Yellow Assessors, you'll enjoy a captivating and harmonious aquarium experience that adds vibrancy and life to your marine realm.

 

In conclusion, the Yellow Assessor is a fantastic addition to any saltwater marine aquarium. With their dazzling colors, reef-safe nature, and peaceful temperament, these fish bring beauty and tranquility to your underwater habitat. You can create an engaging and thriving marine environment that showcases the stunning Yellow Assessor by meeting their specific care requirements and providing suitable tankmates. Get yours today from Saltwaterfish.com and embark on a rewarding journey into the mesmerizing world of marine aquariums.

I've had Yellow Assessor - Australia for about a week and he's doing great. For the first few days I didn't see him at all, but now he makes appearances pecking at algae and darting in and out of the rocks and caves. Nice colors and appears healthy.


Reviewed by: Jason Darrow on Sept. 11, 2021

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