Teleostei (teleosts) >
Pleuronectiformes (Flatfishes) >
Bothidae (Lefteye flounders)
Etymology: Crossorhombus: Greek krossoi = tassel + Greek, rhombos = paralelogram (Ref. 45335); pescadores: Name 'pescadores' from the old name of the type locality of the new species. A noun in apposition.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; demersal; depth range 10 - 30 m (Ref. 138728). Subtropical
Northwest Pacific: Taiwan.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 10.0 cm SL male/unsexed; (Ref. 138728); 9.2 cm SL (female)
Short description
Identification keys | Morphology | Morphometrics
Vertebrae: 34 - 35. This species is distinguished from its congeners by the following set of characters: caudal fin with light-gray band along posterior sub-margin; a pair of small black spots on band at upper and lower fourth rays, respectively; a bluish-black, horizontal triangular marking on blind side of body in male; a series of dark blotches along dorsal and ventral margins of body; combination of some meristic and proportional characters: large head; small upper and lower eyes; slightly longer pectoral-fin on ocular side; fewer dorsal- and anal- fin rays and fewer scales in lateral line and others (Ref. 138728).
Body shape (shape guide): short and / or deep; Cross section: flattened.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Amaoka, K., Y. Su and H.-C. Ho, 2026. A new lefteye flounder of the genus Crossorhombus (Teleostei, Bothidae) from Penghu Islands, western Taiwan. ZooKeys 1273:15-25. (Ref. 138728)
IUCN Red List Status (Ref. 130435: Version 2025-2 (Global))
Threat to humans
Harmless
Human uses
Fisheries: of no interest
Tools
Special reports
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Internet sources
Estimates based on models
Phylogenetic diversity index (Ref. 82804) |
PD50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00912 (0.00412 - 0.02018), b=3.04 (2.85 - 3.23), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trophic level (Ref. 69278) |
3.5 ±0.4 se; based on size and trophs of closest relatives |
Resilience (Ref. 120179) |
Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.). |
Fishing Vulnerability (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |