Actinopterygii (ray-finned fishes) > Perciformes
(Perch-likes) > Stichaeidae
(Pricklebacks) > Xiphisterinae
Etymology: Anoplarchus: Greek, ana = up + Greek, oplon = shield + Greek, archos = anus (Ref. 45335). More on author: Gilbert.
Environment / Climate / Range
Marine; demersal; depth range 1 - 30 m (Ref. 2850). Temperate
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 12.0 cm TL male/unsexed; (Ref. 2850)
Morphology | Morphometrics
(total): 57 - 64;
soft rays: 40 - 46;
Vertebrae: 62 - 68. Dorsal well notched but joined to caudal; caudal rounded; pectorals bluntly pointed (Ref. 6885). Dark, or with a broken or variegated dark and light patterns usually with dark and light bars accentuating each other across jaw; frequently dark markings near anterior portion of dorsal fin and on the posterior margin of each gill cover; rarely individuals partly or completely bright red (Ref. 6885).
Eastern Pacific: Aleutian Islands, Alaska to Arena Cove, Mendocino County, northern California, USA.
Prefers subtidal areas among rocks (Ref. 2850) and algae to depths of 30 meters (Ref. 51666).
Eschmeyer, W.N., E.S. Herald and H. Hammann, 1983. A field guide to Pacific coast fishes of North America. Houghton Mifflin Company, Boston, U.S.A. 336 p.
IUCN Red List Status (Ref. 90363)
Threat to humans
Aquarium: public aquariums
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
CollaboratorsPicturesStamps, CoinsSoundsCiguateraSpeedSwim. typeGill areaOtolithsBrainsVision
Estimates of some properties based on empirical models
Phylogenetic diversity index (Ref. 82805
= 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00540 (-0.22200 - 0.23281), b=3.08 (2.95 - 3.20), based on LWR estimates for this family-BS (Ref. 93245
Trophic Level (Ref. 69278
): 2.7 ±0.3 se; Based on size and trophs of closest relatives
Resilience (Ref. 69278
): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Low to moderate vulnerability (28 of 100) .