Taxonomy
Belong to the family Lethrinidae within the order Spariformes; commonly called emperors, emperor breams, or pigface breams.
Emperor
A family of ray-finned fishes (emperors) found mainly in tropical Pacific and Indian waters, some species also occur in the eastern Atlantic.
emperorsemperor breamspigface breams
Last Updated Mar 9, 2026 · 4 sources
Species Guide
What to know about emperors
A clean field guide focused on habitat, identification, behavior, and conservation context without burying the useful parts.
Lethrinidae are a family of ray-finned fishes in the order Spariformes, commonly called emperors, emperor breams, or pigface breams. They occur in tropical waters of the Pacific and Indian Oceans; Lethrinus atlanticus is also recorded in the eastern Atlantic. These fishes are benthic feeders that consume invertebrates and small fishes. Some species develop molariform teeth used to crush and eat shelled invertebrates such as molluscs and crabs.
Benthic feeders consuming invertebrates and small fishes; some species specialize on shelled invertebrates using molariform teeth to crush prey such as molluscs and crabs.
The strongest linked planning options currently surface around destinations such as Malta, Padangbai and Candidasa and countries such as Egypt, Indonesia, Kuwait for divers building trips around emperors.
Identification
How to identify emperors
The visual markers divers can use underwater, plus the species most likely to cause confusion.
Key identification markers
Feeding adaptations
Some species have molariform (crushing) teeth used to eat shelled invertebrates such as molluscs and crabs.
Habitat preference
Benthic fishes that feed on or near the seabed.
Diet
What emperors tend to eat
Useful feeding context that often explains habitat, movement, and encounter style.
Benthic feeders consuming invertebrates and small fishes; some species specialize on shelled invertebrates using molariform teeth to crush prey such as molluscs and crabs.
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Responsible Encounters
How to dive with emperors
Conservation-minded guidance for divers who want the encounter without adding pressure.
Give emperor space, avoid blocking the animal's path, and follow local site and operator rules for wildlife interactions with saltwater fishes.
Field Notes
Interesting things worth knowing
Useful species context that makes the encounter more meaningful once you are underwater.
Field notes
Geographic note
While the family is mainly tropical Indo-Pacific, Lethrinus atlanticus is recorded in the eastern Atlantic.
Common names
Members of the family are commonly called emperors, emperor breams, or pigface breams.
Top Destinations
Top destinations to see emperors
Destinations surfaced from the linked dive spots associated with this species.
Top Countries
Top countries for emperors
The strongest country-level starting points currently linked to this species.
Top Dive Spots
Top dive spots for emperors
Directly linked dive spots where this species already shows up in the planning data.
Bnayyah reef
Shallow training reef with a busy fish mix
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Coral Garden, Menjangan
Coral Garden, Menjangan: easy reef diving in West Bali
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Coral Gardens - Sliema
Shallow Sliema reef with canyons, tunnels, and photo potential.
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Gamul Kebir
Gamul Kebir is a Safaga reef with a lagoon and coral blocks.
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Jetty, Tanah Ampo
Macro muck dive beneath an abandoned Bali dock.
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Shaab Shehr
Shaab Shehr is a boomerang reef with coral gardens and sharks.
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FAQ
Frequently asked questions
Clear planning and conservation answers written for search visibility and AI retrieval.
Research Sources
Emperor information sources
Primary and credible references behind the field-guide and conservation claims on this page.
Sources 4Last Updated
Primary wildlife guide source.
www.fao.org · Reference · FAO
Supporting wildlife source.
researcharchive.calacademy.org · Reference · researcharchive.calacademy.org
Supporting wildlife source.
Lethrinidae · Encyclopedia · Wikipedia
Supporting wildlife source.
Related Species
More in Saltwater Fishes
Related species guides in the same encounter family.
