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Kurtiformes (Nurseryfishes, cardinalfishes.) >
Apogonidae (Cardinalfishes) > Apogoninae
Etymology: cheni: Named for Jen-Ping Chen in recognition to his studies on Apogonidae of Taiwan.
Eponymy: Dr Jen-Ping Chen is an ichthyologist who works at the National Taiwan University, Taipei, where he is a Full Professor and at the Institute of Zoology of Academia Sinica, National Museum of Marine Biology and Aquarium, Taiwan. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
Ecologia
marino associati a barriera corallina; distribuzione batimetrica 70 - 100 m (Ref. 31450). Temperate
Northwest Pacific: Japan and Taiwan.
Size / Peso / Age
Maturity: Lm ?  range ? - ? cm
Max length : 13.0 cm SL maschio/sesso non determinato; (Ref. 31450)
Short description
Chiavi di identificazione | Morfologia | Morfometria
Spine dorsali (totale) : 8; Raggi dorsali molli (totale) : 9; Spine anali: 2; Raggi anali molli: 8; Vertebre: 24. Reddish-scarlet body; all fins deep reddish; 2 dusky, narrow stripes (reddish-brown in life), dorso- and midlateral. Upper part of first dorsal blackish; a small black spot between second dorsal spine and pectoral fin base. Center of caudal fin base with a black spot as large as pupil or slightly larger. Five predorsal scales. Preopercular ridge entire, weakly serrated edge. Body depth 2.5-2.6 in SL (Ref. 31450).
Life cycle and mating behavior
Maturità | Riproduzione | Deposizione | Uova | Fecundity | Larve
Mouthbrooders (Ref. 240). Distinct pairing during courtship and spawning (Ref. 205).
Hayashi, M., 1990. Two new cardinalfish (Apogonidae: genus Apogon) from the Indo-west Pacific. Sci. Rep. Yokosuka City Mus. 38:7-18. (Ref. 31450)
IUCN Red List Status (Ref. 130435: Version 2024-2)
Threat to humans
Harmless
Human uses
Strumenti
Special reports
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Fonti Internet
Estimates based on models
Preferred temperature (Ref.
123201): 14.5 - 23.4, mean 18.7 °C (based on 14 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01096 (0.00509 - 0.02362), b=3.09 (2.91 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.7 ±0.4 se; based on size and trophs of closest relatives
Resilienza (Ref.
120179): Alto, tempo minimo di raddoppiamento della popolazione meno di 15 mesi (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).