Polyacanthonotus challengeri, Longnose tapirfish

Polyacanthonotus challengeri (Vaillant, 1888)

Longnose tapirfish
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Polyacanthonotus challengeri   AquaMaps   Data sources: GBIF OBIS
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Polyacanthonotus challengeri
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Classification / Names आम नाम | उपशब्द | Catalog of Fishes(वर्ग, प्रजाति) | ITIS | CoL | WoRMS | Cloffa

> Notacanthiformes (Halosaurs and deep-sea spiny eels) > Notacanthidae (Deep-sea spiny eels)
Etymology: Polyacanthonotus: Greek, poly = a lot of + Greek, akantha = thorn + Greek,noton = back (Ref. 45335);  challengeri: Named after the H.M.S. Challenger (Ref. 6885).  More on author: Vaillant.

Environment: milieu / climate zone / depth range / distribution range पारिस्थितिकी

; समुद्री बैथीपिलाजिक; गहराई सीमा 777 - 4560 m (Ref. 50610), usually 2000 - 3000 m (Ref. 6728).   Deep-water; - 50°S

वितरण देश | ऐफ ऐ ओ क्षेत्र | Ecosystems | संयोग | Point map | भूमिका | Faunafri

North Pacific: Japan, Bering Sea and British Columbia, Canada (Ref. 6885), also south to Oregon, USA (Ref. 35578). South Pacific: known form one specimen collected near New Zealand. Southeast Atlantic: South Africa. Southern Ocean: known from one specimen collected near the Kerguelen Islands. Mainly antitropical (Ref. 5165) but reported from Azores, Canary Islands and Morocco (Ref. 6728).

आकार / वज़न / Age

Maturity: Lm ?  range ? - ? cm
Max length : 60.0 cm TL पुल्लिंग / अलिंग; (Ref. )

Short description आकृति विज्ञान | मौरफोमैटरिक्स

पृष्ठीय रीढ़ (सम्पूर्ण): 32 - 35; पृष्ठीय सौफट रेज़ (सम्पूर्ण): 0; जानवरों की रीड़ का जोड़: 242 - 244. Caudal fin very small; anal fin with 161-162 rays altogether, 26-35 of which are spines, long, low, confluent with caudal; pectorals with a fleshy base (Ref. 6885). Cream to faintly pink, possibly with light brown markings; black on posterior margins of anal and caudal fins; black on posterior edge of gill cover, lining of mouth and gill chamber, and parts of peritoneum (Ref. 6885).

जीवविज्ञान     शब्द संग्रह (उदाहरणार्थ epibenthic)

Feeds on benthic invertebrates, especially amphipods, polychaetes and mysids (Ref. 6728).

Life cycle and mating behavior परिपक्व अवधि | पुनरुत्पत्ति | मछलीऔ का अंडे देना | अंडे | Fecundity | लार्वा

Main reference Upload your references | संदर्भ | संयोजक | सहयोगीयो

Gon, O., 1990. Notacanthidae. p. 100-101. In O. Gon and P.C. Heemstra (eds.) Fishes of the Southern Ocean. J.L.B. Smith Institute of Ichthyology, Grahamstown, South Africa. (Ref. 5165)

IUCN Red List Status (Ref. 123251)

  Least Concern (LC) ; Date assessed: 08 March 2012

CITES (Ref. 123416)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless





Human uses

FAO - Publication: search | FishSource |

अधिक जानकारी

आम नाम
उपशब्द
चपायचय
परभक्षी
ईकोटोकसीकोलौजी
पुनरुत्पत्ति
परिपक्व अवधि
मछलीऔ का अंडे देना
Spawning aggregation
Fecundity
अंडे
Egg development
Age/Size
बाढ़
Length-weight
Length-length
Length-frequencies
मौरफोमैटरिक्स
आकृति विज्ञान
लार्वा
लारवल गतिकी
भर्ती
बहुतायत
BRUVS
संदर्भ
जलीयकृषि
जलीयकृषि रूपरेखा
खींच
आनुवंशिकी
ऐल्लि आवृतियाँ
हैरेटिबिलटी
बीमारी
प्रक्रमण
Nutrients
Mass conversion
सहयोगीयो
तस्वीरे
Stamps, Coins Misc.
ध्वनि
सिगुयटिरा
रफ्तार
तैरने के प्रकार
गिल क्षेत्र
Otoliths
दिमाग
दृष्टि

साधन

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इंटरनेट स्रोत

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Estimates based on models

Preferred temperature (Ref. 115969): 1.5 - 3.4, mean 2.4 °C (based on 2854 cells).
Phylogenetic diversity index (Ref. 82805):  PD50 = 0.5630   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00102 (0.00046 - 0.00225), b=3.06 (2.88 - 3.24), in cm total length, based on all LWR estimates for this body shape (Ref. 93245).
Trophic level (Ref. 69278):  3.2   ±0.42 se; based on food items.
लौटाव (Ref. 120179):  निम्न, न्यूनतम जनसंख्या दुगनी होने का समय 4.5 - 14 वर्ष। (Assuming tmax>10).
Vulnerability (Ref. 59153):  Moderate to high vulnerability (47 of 100) .