Graceful pearlfish
📖 Overview
Uncommon species . Benthic . Lives in starfish (Culcita discoidea) and sea cucumbers (Holothuria scabra and H. argus). In the latter reported by Trott (1970) to form male - female pairs and to parasite host. Parasitic, feeding on gonads and respiratory tree of its host. Usually associated with Bohadschia argus (Ref 90102).
🔬 Taxonomy
🐟 Physical Description
Dorsal soft rays (total): 25 - 36; Anal soft rays: 42 - 52; Vertebrae: 136 - 140. Eel-like, moderate to shallow body depth; maxilla adnate or nearly so; cardiform teeth present; branchiostegal membranes partly or completely united; swim bladder with thin terminal membrane or bulb; lacking enlarged dentary or premaxillary fangs, dentary diastema, pelvic fins, and swim bladder rocker bone . Swim bladder long, tubular, extending well beyond 12th vertebra . : eel-like; Cross section: oval.
🌀 Behaviour
Behavioural data for Graceful pearlfish is currently being reviewed.
🦐 Diet
Diet information for Graceful pearlfish is currently being compiled.
🥚 Reproduction
Reproduction data for Graceful pearlfish is currently being compiled.
🌍 Habitat & Distribution
Marine; reef-associated; non-migratory; depth range ? - 62 m . Tropical West Pacific: in tropical waters.
🌿 Ecology
📐 Morphometrics
🌡️ Water Parameters & Tolerance
🛡️ Conservation Assessment
📊 Population Risk & Fisheries
🌐 Names & Taxonomy
| Language | Common Names |
|---|---|
| 🇬🇧English | Graceful Pearlfish · Slender Pearlfish |
| 🌍CES | jehlička jemná |
| 🇯🇵Japanese | Shimofurikakureuo · シモフリカクレウオ |
| 🇵🇹Portuguese | Peixe-perola-gracioso |
| 🇷🇺Russian | Изящный энхелиофис |
| 🇨🇳Chinese | 海參鰻 · 纖細隱魚 · 隱魚 · 鰻形細潛魚 · 鰻形細隱魚 |
Scientific Synonyms
| Scientific Name | Author | Year | Status |
|---|---|---|---|
| Carapus gracilis | Bleeker | 1856 | Synonym |
| Carapus houlti | Ogilby | 1922 | Synonym |
| Enchelyophis gracilis | Bleeker | 1856 | Synonym |
| Fierasfer houlti | Ogilby | 1922 | Synonym |
| Fierasfer umbratilis | Jordan & Evermann | 1903 | Synonym |
| Jordanicus gracilis | Bleeker | 1856 | Synonym |
| Oxybeles gracilis | Bleeker | 1856 | Synonym |
🔍 Similar Species
🗺️ Global Occurrence Map
Occurrence records from the Global Biodiversity Information Facility (GBIF) - 10 records indexed .
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