Teleostei (teleosts) >
Perciformes/Serranoidei (Groupers) >
Anthiadidae (Fairy basslets or Streamer basses)
Etymology: Plectranthias: Greek, plektron = anyhting to strike with, spur + Greek, anthias = a fish, Sparus aurata (Ref. 45335); bennetti: Named for Timothy Bennett, a marine aquarium-fish collector who captured the holotype.
Eponymy: Timothy Horace Bennett (d: 1960) is an Australian diver and marine aquarium collector. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; reef-associated; depth range 40 - 125 m (Ref. 123579). Tropical; 22°C - 27°C (Ref. 130625)
Western Pacific: Australia.
Size / Weight / Age
Maturity: Lm ? range ? - ? cm
Max length : 5.5 cm SL male/unsexed; (Ref. 123579)
Short description
Identification keys | Morphology | Morphometrics
Dorsal spines (total): 10; Dorsal soft rays (total): 15; Anal spines: 3; Anal soft rays: 7; Vertebrae: 26. This species is distinguished by the following characters: D X,15; pectoral-fin rays 13, all are unbranched; lateral line complete, tubed scales 29-30; scales dorsally on head extending to the anterior portion of interorbital, but well short of level of posterior nostrils; maxilla or chin scaleless; body depth 2.6 in SL; posterior margin of preopercle with 20 tiny serrae; ventral margin of preopercle with 3 antrorse spines; fourth dorsal spine longest, 2.4 in HL; caudal fin is slightly emarginated; prominent bands in life entirely pale in alcohol (116682).
Collected by handnet from the ceiling of a cave at a depth of 63 m (Ref. 116682). Included in the aquarium trade (Japan and through Singapore (Ref. 123579).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Allen, G.R. and F. Walsh, 2015. Plectranthias bennetti, a new species of anthiine fish (Pisces: Serranidae) from the Coral Sea, Australia. J. Ocean Sci. Found. 16:82-89. (Ref. 116682)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
Fisheries: commercial; aquarium: commercial
Tools
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Internet sources
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02512 (0.00987 - 0.06393), b=2.97 (2.74 - 3.20), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.6 ±0.6 se; based on size and trophs of closest relatives
Resilience (Ref.
120179): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
![Image of Plectranthias bennetti (Bennett\](/images/thumbnails/jpg/tn_Plben_u1.jpg "Image of Plectranthias bennetti (Bennett\")
