Arc Eye Hawkfish

Arc Eye Hawkfish
Latin name:
(Paracirrhitus arcuatus)

Care Level





Blue, Orange, White



Preferred Conditions

sg 1.020-1.025, 72-78° F, dKH 8-12, pH 8.1-8.4

Avg. Max Size


Minimum Tank Size

30 gallons


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In the vast expanse of the underwater realm, there exists a captivating creature that has captivated the hearts of marine enthusiasts worldwide: the Arc Eye Hawkfish. This extraordinary fish, renowned for its mesmerizing appearance and intriguing behavior, offers a glimpse into the wonders of the marine ecosystem.

Arc Eye Hawkfish: A Profile of Elegance and Adaptability

The Arc Eye Hawkfish, scientifically known as Paracirrhites arcatus, belongs to the family Cirrhitidae. These fish are native to the tropical waters of the Indo-Pacific region, inhabiting coral reefs and rocky coastlines. Their distribution spans from the Red Sea and East Africa to the islands of the Pacific Ocean.

Physical Characteristics: A Symphony of Colors and Patterns

The Arc Eye Hawkfish is a visual spectacle, adorned with an array of vibrant colors and intricate patterns. Its body is typically elongated and laterally compressed, with a prominent dorsal fin that extends from the head to the tail. The fish’s most striking feature is its large, iridescent eyes, which are encircled by a distinctive arc-shaped marking. This unique characteristic gives the fish its common name.

The coloration of the Arc Eye Hawkfish varies depending on its habitat and age. Juveniles often display a bright yellow or orange body with blue stripes, while adults exhibit a more subdued palette of browns, greens, and reds. Their fins are often adorned with intricate patterns and markings, adding to their overall visual appeal.

Behavior and Habitat: Masters of Disguise and Ambush Predators

The Arc Eye Hawkfish is a master of disguise, utilizing its exceptional camouflage abilities to blend seamlessly with its surroundings. It often perches on coral heads or rocky outcrops, using its body shape and coloration to mimic its environment. This strategy allows it to ambush unsuspecting prey, such as small fish and crustaceans, with lightning-fast strikes.

The Arc Eye Hawkfish is a territorial species, fiercely defending its chosen habitat from intruders. It is known to engage in aggressive displays, such as flaring its fins and charging at potential threats. Despite its territorial nature, the fish is generally considered to be peaceful towards other species, making it a popular choice for aquarium enthusiasts.

Captivating the Arc Eye Hawkfish: A Journey into Marine Aquariums

The Arc Eye Hawkfish’s captivating beauty and intriguing behavior have made it a sought-after species for marine aquariums. However, keeping these fish in captivity requires a deep understanding of their specific needs and requirements.

Habitat Requirements: Creating an Ideal Underwater Home

To thrive in an aquarium environment, the Arc Eye Hawkfish requires a spacious tank with plenty of live rock and hiding places. The tank should be equipped with a powerful filtration system to maintain excellent water quality. The fish prefers a temperature range of 72-78°F (22-26°C) and a pH level between 8.1 and 8.4.

Diet and Nutrition: Ensuring a Balanced Meal Plan

The Arc Eye Hawkfish is an opportunistic carnivore, feeding primarily on small fish, crustaceans, and other invertebrates. In captivity, it can be fed a varied diet consisting of live or frozen foods, such as brine shrimp, mysis shrimp, and chopped seafood. It is important to provide a diverse diet to ensure the fish receives all the necessary nutrients for optimal health.

Compatibility with Tank Mates: Striking a Delicate Balance

The Arc Eye Hawkfish can be a peaceful tank mate, but it is essential to choose compatible species carefully. Avoid housing it with aggressive or territorial fish, as they may harass or even attack the Arc Eye Hawkfish. Suitable tank mates include peaceful fish such as clownfish, gobies, and damselfish.

Frequently Asked Questions: Unraveling the Mysteries of the Arc Eye Hawkfish

  1. Can the Arc Eye Hawkfish be kept in a community aquarium?
    Yes, the Arc Eye Hawkfish can be kept in a community aquarium with peaceful tank mates. However, it is important to provide plenty of hiding places and ensure the tank is large enough to accommodate all the fish comfortably.
  2. What is the lifespan of the Arc Eye Hawkfish in captivity?
    The lifespan of the Arc Eye Hawkfish in captivity can vary depending on the care it receives. With proper care and maintenance, these fish can live for up to 10 years or more.
  3. Is the Arc Eye Hawkfish a good choice for beginner aquarists?
    While the Arc Eye Hawkfish is a relatively hardy species, it is not recommended for beginner aquarists. These fish require specialized care and attention to thrive in captivity, making them more suitable for experienced aquarists.

Conclusion: Unveiling the Enigmatic Beauty of the Arc Eye Hawkfish

The Arc Eye Hawkfish is a captivating creature that embodies the beauty and diversity of the marine world. Its mesmerizing appearance, intriguing behavior, and adaptability make it a popular choice for marine aquariums. However, keeping these fish in captivity requires a deep understanding of their specific needs and requirements. By providing a suitable habitat, offering a balanced diet, and choosing compatible tank mates, aquarists can create an environment where the Arc Eye Hawkfish can thrive and showcase its captivating charm.