You can sponsor this page

Isogomphodon oxyrhynchus (Müller & Henle, 1839)

Daggernose shark
Add your observation in Fish Watcher
Upload your photos and videos
Pictures | Google image
Image of Isogomphodon oxyrhynchus (Daggernose shark)
Isogomphodon oxyrhynchus
Female picture by JAMARC

Classification / Names आम नाम | उपशब्द | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

इलाज़मौबरांकी (शारक और रेज़) (sharks and rays) > Carcharhiniformes (Ground sharks) > Carcharhinidae (Requiem sharks)
Etymology: Isogomphodon: Greek, isos = equal + Greek, gomphos = nail + Greek,odous = teeth (Ref. 45335).  More on authors: Müller & Henle.

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

; समुद्री; खारा ड़िमरसल; गहराई सीमा ? - 15 m (Ref. 13608).   Tropical; 12°N - 20°S, 63°W - 34°W (Ref. 244)

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

Western Atlantic: Trinidad, Guyana, Suriname, French Guiana, and Brazil.

Length at first maturity / आकार / वज़न / Age

Maturity: Lm 115.0  range ? - ? cm
Max length : 160 cm TL पुल्लिंग / अलिंग; (Ref. 34266); common length : 100.0 cm TL पुल्लिंग / अलिंग; (Ref. 5217); अधिकतम सूचित उम्र: 12 वर्षो (Ref. 34266)

Short description आकृति विज्ञान | मौरफोमैटरिक्स

Large number of teeth, great length of very narrow snout. Yellow-gray above and white below (Ref. 6032).

जीवविज्ञान     शब्द संग्रह (उदाहरणार्थ epibenthic)

An inshore shark found over rocky bottoms, entering estuaries and river mouths. Feeds on small schooling fishes including herring, anchovies and croakers. Viviparous, generally 4 embryos per brood; size at birth 38 to 41 cm. 244 cm record unconfirmed.

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

Distinct pairing with embrace (Ref. 205). Viviparous, placental (Ref. 50449).

Main reference Upload your references | संदर्भ | संयोजक : Compagno, Leonard J.V. | सहयोगीयो

Compagno, L.J.V., 1984. FAO Species Catalogue. Vol. 4. Sharks of the world. An annotated and illustrated catalogue of shark species known to date. Part 2 - Carcharhiniformes. FAO Fish. Synop. 125(4/2):251-655. Rome: FAO. (Ref. 244)

IUCN Red List Status (Ref. 120744)

  Critically Endangered (CR) (A2ad+3d+4ad); Date assessed: 31 January 2006

CITES (Ref. 115941)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless (Ref. 244)





Human uses

मात्स्यिकी: निर्वाह मात्स्यिकी
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
संदर्भ
जलीयकृषि
जलीयकृषि रूपरेखा
खींच
आनुवंशिकी
ऐल्लि आवृतियाँ
हैरेटिबिलटी
बीमारी
प्रक्रमण
Mass conversion
सहयोगीयो
तस्वीरे
Stamps, Coins Misc.
ध्वनि
सिगुयटिरा
रफ्तार
तैरने के प्रकार
गिल क्षेत्र
Otoliths
दिमाग
दृष्टि

साधन

Special reports

Download XML

इंटरनेट स्रोत

Aquatic Commons | BHL | Cloffa | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes (gen., sp.) | DiscoverLife | ECOTOX | Faunafri | Fishtrace | GenBank(genome, nucleotide) | GloBI | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Tree of Life | Wikipedia(Go, खोज) | World Records Freshwater Fishing | Zoological Record

Estimates of some properties based on models

Preferred temperature (Ref. 115969): 27 - 27.8, mean 27.5 (based on 149 cells).
Phylogenetic diversity index (Ref. 82805):  PD50 = 1.0000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00468 (0.00219 - 0.00998), b=3.10 (2.92 - 3.28), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
Trophic Level (Ref. 69278):  4.5   ±0.80 se; Based on food items.
लौटाव (Ref. 69278):  बहुत नीचे, न्यूनतम जनसंख्या दुगनी समय अवलागत 14 महीने। (K=0.11-0.12; tm=5-7; tmax=12; Fec=4).
Vulnerability (Ref. 59153):  High to very high vulnerability (74 of 100) .
Price category (Ref. 80766):   Medium.