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Teleostei (teleosts) >
Cypriniformes
(Carps) >
Leuciscidae
(Minnows) > Pogonichthyinae
Etymology:
Erimystax:
Greek, eri = aumentative prefix, a lot + Greek, mystax = moustache (Ref.
45335
)
;
cahni:
Named after A. R. Cahn, responsible for collecting the first specimens of this species (Ref.
10294
)
.
More on authors:
Hubbs
&
Crowe
.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; demersal; depth range 0 - 1 m (Ref.
10294
). Subtropical; 38°N - 34°N
North America: upper Tennessee River drainage (Holston, Clinch and Powell Rivers) in Tennessee and Virginia, USA.
Size / Weight / Age
Maturity: L
m
 
?
  range ? - ? cm
Max length : 9.4 cm TL male/unsexed; (Ref.
10294
); common length : 6.3 cm TL male/unsexed; (Ref.
12193
)
Inhabits gravel runs and riffles of medium-sized rivers (Ref.
5723
,
86798
). Feeds on small snails, and immature midges, caddisflies, and mayflies (Ref.
10294
).
Life cycle and mating behavior
Maturity
|
Reproduction
|
Spawning
|
Eggs
|
Fecundity
|
Larvae
Page, L.M. and B.M. Burr
, 2011. A field guide to freshwater fishes of North America north of Mexico. Boston : Houghton Mifflin Harcourt, 663p. (Ref.
86798
)
Phylogenetic diversity index (Ref.
82804
): PD
50
= 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00501 (0.00232 - 0.01084), b=3.13 (2.94 - 3.32), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245
).
Trophic level (Ref.
69278
): 2.9 ±0.4 se; based on size and trophs of closest relatives
Resilience (Ref.
120179
): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153
): Low vulnerability (10 of 100).
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Page last modified by :
mrius-barile
- 20 July 2016
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