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Nannoperca oxleyana Whitley, 1940

Oxleyan pygmy perch
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drawing shows typical species in Percichthyidae.

分类 / Names 俗名 | 同种异名 | Catalog of Fishes(, ) | ITIS | CoL | WoRMS | Cloffa

Teleostei > Centrarchiformes (Basses) > Percichthyidae (Temperate perches)
Etymology: Nannoperca: Latin, nannus = small + Greek, perke = perch (Ref. 45335).
More on author: Whitley.

Environment: milieu / climate zone / depth range / distribution range 生态学

; 淡水 底中水层性; pH range: 6.0 - 6.5; dH range: 5 - 10. 亞熱帶的; 16°C - 30°C (Ref. 2060); 25°S - 29°S

分布 国家 | FAO区域 | 生态系 | 标本纪录 | Point map | 简介 | Faunafri

Oceania: endemic in the coastal drainages of northeast and southeast Australia, from Noosa River to Richmond River (Ref. 5259). Also in dune lakes between the Maroochy and Noosa River systems (Ref. 2906), Queensland to New South Wales, Australia.
大洋洲: 海岸流域的特有種東北的與澳洲東南部, 從 Noosa 河到 Richmond 河.(參考文獻 5259) 也在 Maroochy 與 Noosa 河流域 (參考文獻 2906) ,昆士蘭省到新南威爾斯,澳洲之間的沙丘湖中。

Length at first maturity / 大小 / 重量 / 年龄

Maturity: Lm 2.9, range 2 - 2.99 cm
Max length : 7.5 cm SL 雄鱼/尚未辨别雌雄; (Ref. 7276); common length : 4.0 cm SL 雄鱼/尚未辨别雌雄; (Ref. 44894)

生物学特性     字汇 (例如 epibenthic)

Inhabits ponds, dune lakes and creeks, usually among aquatic weeds (Ref. 6398). Lives in swamps with prolific sedge growth, gently flowing streams and dune lakes in areas of coastal heathland (wallum). Water is often darkly tannin-stained and acidic (pH 5.4-6.5) with temperature range from 12° to 28°C (Ref. 44894). Feeds primarily on aquatic insects and their larvae (Ref. 5259). Also consumes microcrustaceans and algae. Breeding season extends from October to May, when water temperatures rise above 20°C. The breeding habits and biology are similar to other nannopercids, but this species takes only 4-5 months to attain sexual maturity (Ref. 44894). Aquarium conditions: pH=7.2, H=8, 26°C water temperature, egg layer, plant and rock cover, peaceful community fish (Ref. 6398).

栖息于池塘,沙丘湖与小溪, 通常在水生的杂草之中.(参考文献 6398) 在海岸 heathland(wallum) 的区域中和多产的菅茅成长, 逐渐流动的溪流与沙丘湖生活在沼泽。 水时常暗单宁酸-沾染与酸性的 (酸碱度 5.4-6.5) 具有从 12个 ° 到 28 °C 的温差.(参考文献 44894) 主要吃水生昆虫与他们的幼体。 (参考文献 5259) 也消费小型甲壳类动物与藻类。 繁殖季节从十月到延伸可以, 当水温上升上方 20个 ° C. 的时候 繁殖栖所生态与生物学特性是类似其他的 nannopercids, 但是這種花只有 4-5 個月達到性成熟.(參考文獻 44894) 養殖環境條件: 酸鹼度=7.2, H=8 26 °C 水溫,產卵魚,植物與岩石覆蓋, 溫和群居的魚.(參考文獻 6398)

Life cycle and mating behavior Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔鱼

During the breading season, N. oxleyana displays sexual dichromatism, with males showing more intense changes (Ref. 74347). Males display a darkening of the dorsal, anal and pelvic fins and red colouration of the body and caudal fin (Ref. 74352). Serial spawner (Ref. 74347).大洋洲: 海岸流域的特有種東北的與澳洲東南部, 從 Noosa 河到 Richmond 河.(參考文獻 5259) 也在 Maroochy 與 Noosa 河流域 (參考文獻 2906) ,昆士蘭省到新南威爾斯,澳洲之間的沙丘湖中。

主要参考文献 Upload your references | 参考文献 | 合作者 : Arratia, Gloria | 合作者

Paxton, J.R., D.F. Hoese, G.R. Allen and J.E. Hanley, 1989. Pisces. Petromyzontidae to Carangidae. Zoological Catalogue of Australia, Vol. 7. Australian Government Publishing Service, Canberra, 665 p. (Ref. 7300)

世界自然保护联盟红皮书 (Ref. 130435)

  濒危 (EN) (B2ab(i,ii,iii,iv)); Date assessed: 08 February 2019

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

对人类的威胁

  无害处的





人类利用

渔业: 没有兴趣; 水族馆: 商业性
FAO - Publication: search | FishSource |

更多信息

Trophic ecology
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网络资源

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Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5156   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01072 (0.00408 - 0.02815), b=3.01 (2.79 - 3.23), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
营养阶层 (Ref. 69278):  3.2   ±0.40 se; based on food items.
回复力 (Ref. 120179):  中等的, 族群倍增时间最少 1.4 - 4.4年 (Fec=225-270).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100).