Passer Angelfish (King Angelfish)
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- Description
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Passer Angelfish Overview
The Passer Angelfish, also known as the King Angelfish, is a striking species of marine fish. This guide provides detailed information about its appearance, diet, and habitat requirements.Appearance of the fish
Adult Passers
- Coloration: Mostly dark blue with a white vertical stripe extending downwards from the dorsal fin about two-thirds of the way to the pelvic fin.
- Fins:
- Dorsal fin: Rimmed with yellow.
- Pectoral and caudal fins: Yellow.
- Ventral fins: Yellow on females and white on males.
- Size: Can grow over a foot long, requiring a large aquarium.
Juvenile Passers
- Coloration: Orange with one white and several blue stripes.
- Size Categories:
- Juvenile: 1" to 1-3/4"
- Small-Medium: 2-1/4" to 3-1/4" (color transitioning to young adult)
- Medium: 3-1/4" to 4" (sub-adult)
- Large: 5" to 6"
- XLarge: 6" or larger
Tank Requirements for the Passer
- Aquarium Size: At least 250 gallons due to their large size.
- Tank Mates: Should be kept with semi-aggressive fish due to its hardy and potentially aggressive nature.
- Reef Compatibility: Not suitable for reef aquariums as it nips at stony and soft corals (sessile invertebrates) and clam mantles.
Diet and Nutrition of the Passers
Juvenile Passers
- Primary Diet: Filamentous algae and external parasites found on other fish.
- Feeding Environment: Provide plenty of rocks for grazing on algae.
Adult Passers
- Diet:
- Invertebrate eggs
- Cnidarians
- Parasites
- Zooplankton
- Algae and sponges
- Tank Feeding:
- Spirulina
- Marine algae
- Sponge material
- Nori (fresh or dehydrated)
- Broccoli
- Meaty foods (e.g., Mysis and brine shrimp)
- Feeding Frequency: At least three times daily.
Origin of these Angelfish
The Passer Angelfish, scientifically known as Holocanthus passer, is widely distributed throughout the Eastern Pacific. This range includes:- The Gulf of California
- Peru
- The Galapagos Islands
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