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); normanby: Named for its type locality, Normanby Island; noun in apposition.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; reef-associated; depth range 175 - 480 m (Ref. 125645). Tropical
Western Pacific: Papua New Guinea.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 2.7 cm SL male/unsexed; (Ref. 125645)
Short description
Identification keys | Morphology | Morphometrics
Dorsal spines (total): 12; Dorsal soft rays (total): 13; Anal spines: 3; Anal soft rays: 7. This species is distinguished by the following characters: D XII,13, no dorsal-fin rays filamentous, the fourth dorsal-fin spine the longest, the spine length 2.25-2.34 in head; A III, 7; pectoral-fin rays 13, none branched; branched caudal fin emarginate without filamentous rays; branched caudal-fin rays 13; anterior half of interorbital space scalelesss; gill rakers 7 + 10-11; posterior margin of preopercle with 11-19 serrae, lower margin with 2 antrorse spines; lateral line incomplete, 17 tubed scales; scales above lateral line to origin of dorsal fin 3½; scales below lateral line to origin of anal fin 9; circumpeduncular scales 14; cheek with about 5 diagonal rows of large scales; sides of body with a large, round black blotch, caudal peduncle with two dark brown spots (Ref. 125645).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Fricke, R., 2021. Plectranthias normanby, a new species of perchlet from Papua New Guinea, western Pacific (Teleostei: Serranidae). FishTaxa v. 20: 25-38. (Ref. 125645)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = No PD50 data [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01349 (0.00618 - 0.02945), b=3.00 (2.81 - 3.19), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.3 ±0.5 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).