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Stomiiformes (Lightfishes and dragonfishes) >
Phosichthyidae (Lightfishes)
Etymology: Vinciguerria: Because of Decio Vinciguerria, Italian ichthyiologist from Genova, 1856-1934 (Ref. 45335).
More on authors: Jordan & Williams.
Environment: milieu / climate zone / depth range / distribution range
বাস্তুসংস্থান
সামুদ্রিক সমুদ্রবক্ষে ভাসমান (ব্যথিপেলাজিক); গভীরতার পরিসীমা 20 - 5000 m (Ref. 4470), usually ? - 400 m (Ref. 3988). Deep-water; 42°N -
Western Central Atlantic: Florida (USA), Cuba and the Antilles, including the Gulf of Mexico and the Caribbean (Ref. 26340). Eastern Atlantic: 42°N to the tropical region. Northwest Atlantic: Canada (Ref. 5951). Indo-Pacific. Southeast Pacific: Chile (Ref. 9068). South China Sea (Ref.74511).
Length at first maturity / আকৃতি / ওজন / Age
Maturity: Lm 3.4, range 3 - ? cm
Max length : 5.5 cm SL পুরুষ/ লিঙ্গ অনিধর্ারিত ; (Ref. 126117); common length : 3.7 cm TL পুরুষ/ লিঙ্গ অনিধর্ারিত ; (Ref. 56527); সবের্াচ্চ প্রকাশিত ওজন : 2.10 g (Ref. 126117)
পৃষ্ঠীয় কাঁটা (মোট ) : 0; পৃষ্ঠীয় নরম পাখনা দন্ড (মোট ) : 13 - 15; পায়ূ কাঁটা : 0; পায়ূর নরম পাখনা্তুন্ড: 13 - 16. Dorsum dark, flanks silvery; upper pectoral and outer caudal speckled (Ref. 3988). Two suborbital photophores present, anal fin originated beneath the middle or latter half of the dorsal fin (Ref. 37473).
Epi- to abyssopelagic (Ref. 58302) but usually mesopelagic, mainly found at 200-400 m by day and upper 100 m by night (Ref. 4778). Both juveniles and adults exhibit diel vertical migration (Ref. 4778). Feeds mainly on copepods, feeding intensively in the afternoon to early evening (Ref. 4778). Adult photophore complement attained at about 18-20 mm SL (Ref. 4778).
Life cycle and mating behavior
Maturities | প্রজনন | Spawnings | Egg(s) | Fecundities | শুককীট
Quéro, J.-C., J.C. Njock and M.M. de la Hoz, 1990. Photichthyidae. p. 343-348. In J.C. Quero, J.C. Hureau, C. Karrer, A. Post and L. Saldanha (eds.) Check-list of the fishes of the eastern tropical Atlantic (CLOFETA). JNICT, Lisbon; SEI, Paris; and UNESCO, Paris. Vol. 1. (Ref. 4470)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
হাতিয়ার
Special reports
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ইন্টারনেট সুত্র
Estimates based on models
Preferred temperature (Ref.
123201): 12.2 - 28.8, mean 24.6 °C (based on 6344 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00871 (0.00474 - 0.01602), b=3.09 (2.92 - 3.26), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
ট্রফিক পর্যায়ে (Ref.
69278): 3.2 ±0.1 se; based on diet studies.
স্থিতিস্থাপক (Ref.
120179): উচ্চ, সর্বনিম্ন প্রজন দ্বিগুনের সময় ১৫ মাস (tm<1; K=5.9; tmax=0.6).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
