Environment: milieu / climate zone / depth range / distribution range
Οικολογία
; Γλυκού νερού; Υφάλμυρο βενθοπελαγικό. Tropical; 24°C - 30°C (Ref. 36880)
Central and South America: Atlantic and Caribbean coastal rivers.
Μέγεθος / Βάρος / Age
Maturity: Lm ?  range ? - ? cm
Max length : 16.0 cm SL αρσενικό/απροσδιόριστο; (Ref. 79722)
Most specimens were collected from freshwater habitats, but there are some caught from estuaries and mangrove areas; while planktonic juveniles have been collected well offshore at sea. Ovoviviparous (Ref. 205). The male carries the eggs in a brood pouch which is found under the tail (Ref. 205). Brooding males present in collections from all months except November, December, February, and May (Ref. 30499).
Life cycle and mating behavior
Maturities | Αναπαραγωγή | Spawnings | Egg(s) | Fecundities | Προνύμφες
Male carries the eggs in a brood pouch (Ref. 205).
Greenfield, D.W. and J.E. Thomerson, 1997. Fishes of the continental waters of Belize. University Press of Florida, Florida. 311 p. (Ref. 30499)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Εργαλεία
Special reports
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Διαδικτυακές πηγές
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00037 (0.00016 - 0.00085), b=3.18 (2.99 - 3.37), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Τροφικό Επίπεδο (Ref.
69278): 3.4 ±0.5 se; based on size and trophs of closest relatives
Ελαστικότητα (Ref.
120179): Υψηλό, ελάχιστος χρόνος για διπλασιασμό πληθυσμού < 15 μήνες (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).