Environment: milieu / climate zone / depth range / distribution range
Ökologie
seewasser; brackwasser benthopelagisch. Temperate; 52°N - 41°N
Western Atlantic: Newfoundland, Canada to Massachusetts, USA.
Size / Gewicht / Alter
Maturity: Lm ?  range ? - ? cm
Max length : 7.6 cm TL Männchen/unbestimmt; (Ref. 5951); common length : 3.5 cm TL Männchen/unbestimmt; (Ref. 12193); max. veröff. Alter: 1.00 Jahre (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).
Life cycle and mating behavior
Maturities | Fortpflanzung | 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)
IUCN Rote Liste Status (Ref. 130435)
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Tools
Zusatzinformationen
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Internet Quellen
Estimates based on models
Preferred temperature (Ref.
123201): 4.3 - 9, mean 6.2 °C (based on 188 cells).
Phylogenetic diversity index (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).
Trophic level (Ref.
69278): 3.3 ±0.1 se; based on diet studies.
Widerstandsfähigkeit (Ref.
120179): hoch, Verdopplung der Population dauert weniger als 15 Monate. (tmax=1).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).