Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
; sötvatten; brackvatten bentopelagisk; pH range: 5.2 - 5.6; dH range: 10 - ?. Tropical; 18°C - 24°C (Ref. 2060)
Oceania: occurs only in Australia.
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 10.0 cm TL hane/ej könsbestämd; (Ref. 7020); common length : 6.0 cm SL hane/ej könsbestämd; (Ref. 44894)
Inhabits rainforest streams, lily lagoons and small streams. Also occurs in larger streams, usually in backwaters or along the shoreline where there is minimal flow and grassy vegetation. Often found in brackish coastal waters (Ref. 7020, 44894). Temperature and pH ranges are 23°-28°C and 5.5-7, respectively (Ref. 44894). Feeds mainly on aquatic and terrestrial insects and their larvae, and also filamentous green algae. Usually co-occurs with other species of rainbows and blue-blue eyes. A popular aquarium species which thrives in captivity. Type species (first species to be described) of the family Melanotaeniidae (Ref. 44894).
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Deposits thread-bearing eggs on plants. Distinct pairing (Ref. 205).
Allen, G.R., 1989. Freshwater fishes of Australia. T.F.H. Publications, Inc., Neptune City, New Jersey. (Ref. 5259)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
Fiskeri: kommersiell; Akvarium: Kommersiell
Verktyg
Särskilda rapporter
Ladda ner XML
Internet-källor
Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01122 (0.00514 - 0.02450), b=3.04 (2.87 - 3.21), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 2.9 ±0.35 se; based on food items.
Resiliens (Ref.
120179): Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (Spawns throughout the year (Ref.
5259)).
Sårbarhet i fisket (Ref.
59153): Low vulnerability (10 of 100).
🛈