Teleostei (teleosts) >
Perciformes/Cottoidei (Sculpins) >
Cyclopteridae (Lumpfishes) > Eumicrotreminae
Etymology: Eumicrotremus: Greek, eu = good + Greek, mikros = little, small + Greek, trema = hole (Ref. 45335).
More on author: Tanaka.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; demersal; depth range 20 - 900 m (Ref. 50550). Temperate; -1°C - 6°C (Ref. 56557)
Northwest Pacific: Bering Sea from about 61°N to Pacific Ocean south of Unimak Pass, southern Sea of Okhotsk, southern Sea of Japan, and Pacific Ocean off Hokkaido.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 12.0 cm TL male/unsexed; (Ref. 56557)
Short description
Identification keys | Morphology | Morphometrics
Dorsal spines (total): 6 - 7; Dorsal soft rays (total): 9 - 12; Anal spines: 0; Anal soft rays: 9 - 11. Head and body covered with numerous bony tubercles; first dorsal fin very low, covered with thick skin, but tips of rays projecting above a row of small bony tubercles (Ref. 559).
Body shape (shape guide): short and / or deep.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Mecklenburg, C.W. and B.A. Sheiko, 2003. Family Cyclopteridae Bonaparte 1831 - lumpsuckers. Calif. Acad. Sci. Annotated Checklists of Fishes (6):1-17. (Ref. 48811)
IUCN Red List Status (Ref. 130435: Version 2025-2 (Global))
Threat to humans
Harmless
Human uses
Tools
Special reports
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Internet sources
Estimates based on models
Phylogenetic diversity index (Ref. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.02089 (0.00771 - 0.05664), b=3.03 (2.80 - 3.26), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trophic level (Ref. 69278) |
3.3 ±0.4 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 (14 of 100). 🛈 |