分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Cichliformes (Cichlids, convict blennies)
鱸形目 (Cichlids, convict blennies) >
Cichlidae (Cichlids)
慈鯛科魚類 (Cichlids) > Geophaginae
Etymology: Apistogramma: Greek, apisto = uncertain + Greek, gramma = graphic signal (Ref. 45335); ortegai: Name for Professor Hernán Ortega Torres, ichthyologist at the Museo de Historia Natural, Universidad Nacional Mayor de San Marcos, Lima, Peru, in recognition of his life-long dedication and contribution to the study of the fishes of Peru..
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 底中水層性.
South America: Ampyiacu River in the Peruvian Amazon basin.
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 5.1 cm SL 雄魚/尚未辨別雌雄; (Ref. 97388)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背棘 (總數) : 15 - 16; 背的軟條 (總數) : 6 - 7; 臀棘: 3; 臀鰭軟條: 6 - 7; 脊椎骨: 24. Apistogramma ortegai belongs to Apistogramma regani species group, sharing exclusively with A. commbrae (Regan, 1906); A. inconspicua, 1983; and A. linkei, 1985 a tail spot (contiguous caudal spot to bar 7). It can be distinguished from A. commbrae by the absence of vertical stripes on caudal fin (vs. presence); from A. inconspicua by absence of vertical stripes on caudal fin (vs. presence) and by lateral band running into tail spot (vs. lateral band ending in bar 6); from A. linkei by absence of vertical stripes on caudal fin (vs. presence of two vertical stripes posteriorly) and by horizontal abdominal stripes (vs. vertical abdominal stripes). It can be diagnosed from other species with similar general counts, body shape and similar basic melanic color pattern, with exception of the contiguous caudal spot to bar 7: from A. eunotus by having 7-8 predorsal scales (vs. 9-12), 6-8 prepelvic scales (vs. 9-13) and presence of abdominal stripes (vs. absence); from A. cruzi by having 6-8 prepelvic scales (vs. 9-13); from A. aguarico by its dorsal-fin lappets short (vs. five first dorsal-fin lappets elongated) (Ref. 97388).
Occurs along the margin of a small stream tributary to the Ampyiacu River in the municipality of Pebas. The stream is characterized by clear and acid water with pH 6.0, water temperature 26°C, depth of at most 50 cm and bottom substrate mainly composed of sand and leaves, with some clay. Collected together with Apistogramma bitaeniata, Bujurquina peregrinabunda, Crenicichla sp., Cichlasoma amazonarum, Acestrocephalus sp., Astyanax bimaculatus, Characidium sp., Knodus sp., Leporinus sp. aff. friderici, Moenkhausia margitae, Moenkhausia oligolepsis, Pyrrhulina semifasciata, Corydoras fowleri, Ituglanis sp., Rhamdia sp., Gymnotus sp., and Sternopygus macrurus (Ref. 97388).
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
Britzke, R., C. Oliveira and S.O. Kullander, 2014. Apistogramma ortegai (Teleostei: Cichlidae), a new species of cichlid fish from the Ampyiacu River in the Peruvian Amazon basin. Zootaxa 3869(4):409-419. (Ref. 97388)
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01950 (0.00838 - 0.04534), b=2.99 (2.81 - 3.17), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.3 ±0.4 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 高度, 族群倍增時間少於 15個月 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
