Classification / Names आम नाम | उपशब्द | Catalog of Fishes(वर्ग, प्रजाति) | ITIS | CoL | WoRMS | Cloffa

> Siluriformes (Catfishes) > Schilbeidae (Schilbid catfishes)
Etymology: Irvineia: It is the name of a seaweed; orientalis: From the Latin "orientalis" (from the East) referring to the East African distribution of this species (Ref. 43912).
Eponymy: Dr Frederick Robert Irvine (1898–1962) was a botanist and science teacher who made a collection of fishes near Accra, Gold Coast (Ghana). [...] (Ref. 128868), visit book page.
More on author: Trewavas.

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

; स्वच्छ जल, अलवण जल ड़िमरसल. Tropical; 10°N - 0°N

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Africa: rivers Juba and Uebi Shebeli in Somalia and Ethiopia (Ref. 43912).

आकार / वज़न / Age

Maturity: L_m ? range ? - ? cm
Max length : 50.2 cm SL पुल्लिंग / अलिंग; (Ref. 43912)

Short description पहचान कुंजी | आकृति विज्ञान | मौरफोमैटरिक्स

पृष्ठीय रीढ़ (सम्पूर्ण) : 1; पृष्ठीय सौफट रेज़ (सम्पूर्ण) : 6. Diagnosis: adipose fin always present; posterior nostrils always closer to each other than anterior ones; 7-9 branched pelvic fin rays; nasal barbel at least reaching to midway between eye and opercle; posterior side (inner side) of pectoral spine feebly serrated; swim-bladder with posterior caecum which extends caudally on one side of body (dextrally or sinistrally) to posterior end of anal fin (Ref. 43912).

Feeds at least in part on insects (Ref. 43912). Oviparous, eggs are unguarded (Ref. 205).

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

Distinct pairing (Ref. 205).

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De Vos, L., 1995. A systematic revision of the African Schilbeidae (Teleostei, Siluriformes). With an annotated bibliography. Ann. Mus. R. Afr. Centr., Sci. Zool., 271:1-450. (Ref. 43912)

IUCN Red List Status (Ref. 130435: Version 2024-2)

Not Evaluated

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

Harmless

Human uses

FAO - Publication: search | FishSource |

अधिक जानकारी

Trophic ecology
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Ecology
पारिस्थितिकी

Population dynamics
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Length-weight rel.
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Life cycle
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Human related
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सहयोगीयो

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इंटरनेट स्रोत

Estimates based on models

Phylogenetic diversity index (Ref. 82804): PD₅₀ = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].

Bayesian length-weight: a=0.00631 (0.00205 - 0.01941), b=3.16 (2.91 - 3.41), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).

Trophic level (Ref. 69278): 3.5 ±0.5 se; based on size and trophs of closest relatives

लौटाव (Ref. 120179): निम्न, न्यूनतम जनसंख्या दुगनी होने का समय 4.5 - 14 वर्ष। (Preliminary K or Fecundity.).

Fishing Vulnerability (Ref. 59153): Moderate vulnerability (45 of 100).

Irvineia orientalis Trewavas, 1964

Classification / Names आम नाम | उपशब्द | Catalog of Fishes(वर्ग, प्रजाति) | ITIS | CoL | WoRMS | Cloffa

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

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

आकार / वज़न / Age

Short description पहचान कुंजी | आकृति विज्ञान | मौरफोमैटरिक्स

जीवविज्ञान शब्द संग्रह (उदाहरणार्थ epibenthic)

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

Main reference Upload your references | संदर्भ | संयोजक | सहयोगीयो

IUCN Red List Status (Ref. 130435: Version 2024-2)

CITES

CMS (Ref. 116361)

Threat to humans

Human uses

अधिक जानकारी

साधन

Special reports

Download XML

इंटरनेट स्रोत

Estimates based on models