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Gobiiformes (Gobies) >
Oxudercidae (Mudskippers) > Periophthalminae
Etymology: Periophthalmus: Greek, peri = around + Greek, ophthalmos = eye (Ref. 45335).
Eponymy: Lieutenant-Colonel Herbert James Walton (1869–1938) was a physician who qualified in London (1893), then joined the Indian Medical Service (1896). [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
Ökologie
seewasser; süßwasser; brackwasser demersal. Tropical
Western Indian Ocean: Persian Gulf to Pakistan.
Length at first maturity / Size / Gewicht / Alter
Maturity: Lm 12.0 range ? - ? cm
Max length : 15.0 cm TL Männchen/unbestimmt; (Ref. 11441)
Rückenflossenstacheln (insgesamt) : 10 - 13; Rückenflossenweichstrahlen (insgesamt) : 12 - 13; Afterflossenstacheln: 1; Afterflossenweichstrahlen: 10 - 11. Distinguished by the following characteristics: moderate to strong frenum uniting pelvic fins; medially, pelvic fins united for about one half their length; D I height moderate, its margin slightly rounded, no stripe on fin with only a few white spots posteriorly, no elongate spines; D2 with single dusky stripe inframarginally; dorsal fins not connected by membrane; D I with 10-13 spines; longitudinal scale count 91-121; head width 13.7-21.9% SL; pelvic fin length 11.8-13.9% SL; length of anal fin base 16.2-21.0% SL; length ofD2 base 23.2-27.2% SL; total D2 elements 13-14; total anal fin elements 11-12; TRDB 21-28 (Ref. 5218).
Facultative air-breathing (Ref. 126274); Found on mud flats. Amphibious air-breather (Ref. 31184). Feeds on variety of ocypodid crabs (Ref. 92840).
Randall, J.E., 1995. Coastal fishes of Oman. University of Hawaii Press, Honolulu, Hawaii. 439 p. (Ref. 11441)
IUCN Rote Liste Status (Ref. 130435: Version 2024-1)
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Tools
Zusatzinformationen
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01023 (0.00598 - 0.01751), b=2.96 (2.81 - 3.11), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.2 ±0.4 se; based on size and trophs of closest relatives
Generation time: 1.5 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
Widerstandsfähigkeit (Ref.
120179): hoch, Verdopplung der Population dauert weniger als 15 Monate. (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
![Image of Periophthalmus waltoni (Walton\](/images/thumbnails/jpg/tn_Pewal_u1.jpg "Image of Periophthalmus waltoni (Walton\")
