Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien; brak water benthopelagisch. Temperate; 52°N - 41°N
Western Atlantic: Newfoundland, Canada to Massachusetts, USA.
Grootte / Gewicht / Leeftijd
Maturity: Lm ?  range ? - ? cm
Max length : 7.6 cm TL mannelijk / geslacht onbekend; (Ref. 5951); common length : 3.5 cm TL mannelijk / geslacht onbekend; (Ref. 12193); max. gerapporteerde leeftijd: 1.00 Jaren (Ref. 12193)
Adults occur near shore in beds of vegetation, often around floating vegetation a short distance from shore. Rarely enter fresh water (Ref. 7251). Males build, guard and aerate the nest where the eggs are deposited (Ref. 205).
Levenscyclus en paargedrag
Maturities | Voortplanting | Spawnings | Egg(s) | Fecundities | Larven
Males build, guard and aerate the nest where the eggs are deposited (Ref. 205).
Robins, C.R. and G.C. Ray, 1986. A field guide to Atlantic coast fishes of North America. Houghton Mifflin Company, Boston, U.S.A. 354 p. (Ref. 7251)
Status op de Rode Lijst van het IUCN (Ref. 130435)
Gevaar voor de mens
Harmless
Gebruik door de mens
Tools
Speciale rapporten
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Estimates based on models
Preferred temperature (Ref.
123201): 4.3 - 9, mean 6.2 °C (based on 188 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01047 (0.00408 - 0.02689), b=3.07 (2.85 - 3.29), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.3 ±0.1 se; based on diet studies.
Weerstandsvermogen (Ref.
120179): Hoog, minimale populatieverdubbelingstijd minder dan 15 maanden (tmax=1).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).