Adult Emperor Angel (Pomacanthus Imperator)
Compatibility and Behavior
Few fish in the saltwater hobby carry the kind of instant recognition that an adult Emperor Angel does. The adult coloration is as bold as it gets: a rich golden-yellow body covered in horizontal blue stripes, a deep blue mask across the face, a bright yellow tail, and electric blue edging along the dorsal and anal fins that really lights up under strong reef lighting. Personality-wise, Emperors tend to be semi-aggressive and can become quite territorial as they grow, particularly toward other large angels or fish of similar shape and size. They are not considered reef safe. Most individuals will nip at LPS, some soft corals, clam mantles, and other sessile invertebrates, making them a much better fit for a fish-only with live rock system.
“Changing” Emperor Angels refer to Angels that are transitioning from juvenile to adult. It’s a special opportunity to witness the beautiful color and pattern shift in your tank!
Aquarium Requirements
The Emperor Angel needs a serious setup. A 200-gallon tank is the practical minimum for an adult, and a more spacious system will always serve this fish better. Extensive live rock with arches, caves, and overhangs gives it territory to claim, places to retreat, and natural surfaces to graze. That complexity in the aquascape also helps break up sightlines, which tends to reduce aggression toward tankmates. Strong flow and high-capacity filtration are non-negotiable given the bioload this fish carries, and stable, well-maintained water quality is essential for long-term health. Diet should be varied and consistent: sponge-based angelfish preparations are important for nutritional completeness, rounded out with marine algae or nori, quality pellets, and meaty foods like mysis and chopped seafood.
Specifications
Approximate Size: Md: 3-4", Changing: 3-4", Lg:4-6", XL: 6-8"
Diet: Omnivore; sponge-based angelfish foods, marine algae, meaty marine fare
Origin: Indo-Pacific, including the Red Sea, Maldives, and Indonesia
Care Level: Advanced
Reef Safe: No; known to nip at corals and clam mantles
Temperament: Semi-aggressive; increasingly territorial as it matures
Minimum Tank Size: 200 gallons
Special Considerations: Best kept as the primary large angelfish in the display; requires strong filtration, high flow, and stable water quality; introduce only to large, well-established aquariums
Pairs well with
Adult Emperor Angel (Pomacanthus Imperator)
If you have any questions, you are always welcome to contact us. We look forward to hearing from you!
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Shipping Information
- Our shipping days are Monday-Thursday. Orders will be shipped overnight on the soonest possible shipping day, unless you request to hold the order for up to one business day.
- Your order will ship same-day if placed before 12:30 PM PST on a shipping day.
- Orders placed after 12:30 PM PST will ship on the next shipping day.
- Stay tuned to our Announcement Bar (black bar at the top of every page) for important shipping announcements...we may reach our max limit of orders we can ship on Mondays.
- If it is very hot, very cold, or if you live in a rural area, ship to a UPS Access Point to save your livestock from hours of exposure to the elements. Click here to see how.
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FAQ’s
When will you ship my order?
We will ship on the soonest possible shipping day. Our shipping days are Monday-Thursday, and we ship same-day if the order is placed before 12:30 PM PST (unless announced otherwise). For example, if ordering at 1 PM on Thursday, your order will ship the following Monday.
Can you hold my order until next week?
Unfortunately not. We can hold items for up to one business day before shipping. We restock weekly, so chances are good we will receive more by next week!
When is the best time to order?
Saturdays and Sundays are the absolute best time to order, followed by Wednesday evenings. The closer you order to an inventory update, the better the available inventory.
What happens if something I ordered is unavailable?
We will email you to request a substitution. If you would like your original order, chances are good that it will be available to ship within the week (unless it is a very rare item).
Can I modify my order once it has been placed?
This is possible, but not guaranteed. Please email us if you need to modify your order or shipping address, and we will gladly make the changes for you, or let you know if it is too late.
What should I do if UPS is unreliable in my area?
We recommend shipping to a UPS Access Point, as packages get delivered there first before trucks go on residential deliveries. Click here to see how.
What salinity do you ship at?
Salinity for fish is 1.018-9. Salinity for inverts is 1.024-5.
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Contact Us
Send us an email at sales@reefbeauties.com and we will get back to you shortly.
We do not offer phone calls. We handle our inquiries with timely emails to ensure a qualified and high-quality response, to have all conversations on record, and to avoid miscommunications that can occur over the phone.
Free shipping on orders over $199!
FAQs
Frequently Asked Questions
When will you ship my order?
We will ship on the soonest possible shipping day. Our shipping days are Monday-Thursday, and we ship same-day if the order is placed before 12:30 PM PST (unless announced otherwise). For example, if ordering at 1 PM on Thursday, your order will ship the following Monday.
Can you hold my order until next week?
Unfortunately not. We can hold items for up to one business day before shipping. We restock weekly, so chances are good we will receive more by next week!
When is the best time to order?
Saturdays and Sundays are the absolute best time to order, followed by Wednesday evenings. The closer you order to an inventory update, the better the available inventory.
What happens if something I ordered is unavailable?
We will email you to request a substitution. If you would like your original order, chances are good that it will be available to ship within the week (unless it is a very rare item).
Can I modify my order once it has been placed?
This is possible, but not guaranteed. Please email us if you need to modify your order or shipping address, and we will gladly make the changes for you, or let you know if it is too late.
What should I do if FedEx is unreliable in my area?
We recommend shipping to a FedEx Ship Center, as packages get delivered there first before trucks go on residential deliveries. Click here to see how.
What salinity do you ship at?
Salinity for fish is 1.018-9. Salinity for inverts is 1.024-5.