Saltcorner
By Bob Goemans
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Two Little Fishies 

Antennarius

Antennarius pauciradiatus

Schultz, 1957

Dwarf Frogfish

Not Reef Tank Suitable

Likely Fish-Only Tank Suitable

Range: Western Atlantic Ocean: Southern Florida, Bahamas, Bermuda, Puerto Rico, Belize, and Colombia.

Size: 3 inches (6 cm)

Natural Environment: Inhabits shallow areas near rocky and coral reefs and hides near rocks and sponges and is usually found at depths below 30 feet (10 m), where it mainly feeds on small fishes and crustaceans.

General Husbandry: Rarely ever seen in the trade, and also somewhat uncommon in the wild. Often has a mottled yellow or beige coloration, sometimes greenish, with dark bars radiating from the eyes, and a dark spot at the base of the dorsal fin. Is capable of transforming to other colors if desired. Equipped with an angling lure that dangles an enticing looking object near its mouth.

Best maintained in a very small fish-only aquarium with tankmates too large to be eaten, or possibly a single species aquarium, with some decor, such as live rocks, that will give the species the feeling of being secure while waiting dinner.

As to diet, keep in mind these fish are carnivores and require a diet high in protein and amino acids (lipids/fats). Products such as live marine fish and/or marine fish and crustacean flesh, clams, and other marine meaty foods should make up the majority of their diet. Non-living foodstuffs can be suspended/impaled on a long thin stick and dangled within range to entice feeding.

Occasional small live mollies and/or guppies can provide for that natural feeding excitement found in the wild should live marine fish not be available. Nevertheless, feeding small freshwater live fish should be considered a special treat and not become a steady diet since they lack the fatty acids that marine fish need to stay healthy.

Because these are sedentary fish, their metabolism is quite low. Adults require two feeding weekly, whereas juveniles require four feedings per week.

Taxonomy:

    Order: Lophiiformes

    Suborder: Antennarioidei

    Family: Antennariidae

    Subfamily: Antennariinae

    Genus: Antennarius

FYI: Poor choice for reef aquariums, as it would stay hidden most of the time.

Will consume small ornamental crustaceans.

Best maintained in their own private environment.

Smallest frogfish in the Western Atlantic Ocean.

Has a counterpart species in the Indo-West Pacific Ocean – A. randalli.

Lacks a swim bladder, that's why they are bottom dwelling fishes.

Lacks teeth, swallows prey whole.

Experience Level: Intermediate

Temperament: Semi-aggressive

Diet: Carnivore

Coral Safe: Yes

Fish Safe: With caution

Invertebrate Safe: With caution

Acclimation Time: 30 minutes+

Aquarium Environment: Fish-only aquarium

Tankmates: Peaceful, yet large enough not to be eaten

Minimum Tank Size: 10+ gallons

Temperature Range: 72 - 82°F (22 – 28°C)

Specific Gravity: 1.020 - 1.026

pH: 8.0 - 8.5

 Antennarius pauciradiatus (Dwarf Frogfish)
Photo © John Randall
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