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

मिक्सिनी (हैगफिश) (hagfishes) > Myxiniformes (Hagfishes) > Myxinidae (Hagfishes) > Myxininae
Etymology: Myxine: Ancient Greek word for a slimy fish: myxa, slime; -inus, one who, referring to copious amounts of slime produced by M. glutinosa (See ETYFish); mcmillanae: In honor of marine biologist Charmion B. McMillan (b. 1925), Scripps Institution of Oceanography, for her “fine” contributions to hagfish science (See ETYFish).
Eponymy: Dr Charmion B McMillan (d: 1925) was a marine biologist at the Marine Biology Research Division, Scripps Institution of Oceanography, University of California San Diego. [...] (Ref. 128868), visit book page.

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

समुद्री बाथीड़िमरसल; गैर प्रवासी; गहराई सीमा 700 - 1500 m (Ref. 26938). Deep-water

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

Western Central Atlantic: Puerto Rico and Virgin Islands.

आकार / वज़न / Age

Maturity: L_m ? range ? - ? cm
Max length : 47.0 cm TL पुल्लिंग / अलिंग; (Ref. 26938)

Short description पहचान कुंजी | आकृति विज्ञान | मौरफोमैटरिक्स

पृष्ठीय रीढ़ (सम्पूर्ण) : 0; पृष्ठीय सौफट रेज़ (सम्पूर्ण) : 0; गुदा कांटा: 0; ऐनल सौफट रेज़: 0. Body gray; head white; without scales. Internal gill pouches 7, connected to a single gill opening on each side. Dorsal and paired fins absent; anal and caudal fins joined (Ref. 26938). Mucous pores along each side of the body: prebranchial 26-35, trunk 60-70; tail 9-12; total 101-115. Unicusps: anterior 8-10; posterior 8-10; total 42-48 (Ref. 40869).

Found burrowing in mud in very deep water (Ref. 26938).

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

Copulatory organ absent. The gonads of hagfishes are situated in the peritoneal cavity. The ovary is found in the anterior portion of the gonad, and the testis is found in the posterior part. The animal becomes female if the cranial part of the gonad develops or male if the caudal part undergoes differentiation. If none develops, then the animal becomes sterile. If both anterior and posterior parts develop, then the animal becomes a functional hermaphrodite. However, hermaphroditism being characterised as functional needs to be validated by more reproduction studies (Ref. 51361 ).

Main reference Upload your references | संदर्भ | संयोजक | सहयोगीयो

Fernholm, B., 1998. Hagfish systematics. p. 33-44. In J.M. Jørgensen, J.P. Lomholt, R.E. Weber and H. Malte (eds.) The biology of hagfishes. Chapman & Hall, London. 578 p. (Ref. 31276)

IUCN Red List Status (Ref. 130435: Version 2024-1)

Least Concern (LC) ; Date assessed: 12 November 2009

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

Harmless

Human uses

FAO - Publication: search | FishSource |

अधिक जानकारी

Trophic ecology
खाद्य पदार्थ
संघटक आहार
आहार खपत
Food rations
परभक्षी

Ecology
पारिस्थितिकी

Population dynamics
Growth parameters
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
भर्ती
बहुतायत

Life cycle
पुनरुत्पत्ति
परिपक्व अवधि
Maturity/Gills rel.
Fecundity
मछलीऔ का अंडे देना
Spawning aggregations
अंडे
Egg development
लार्वा
लारवल गतिकी

Distribution
देश
ऐफ ऐ ओ क्षेत्र
Ecosystems
संयोग
भूमिका
BRUVS - Videos

Anatomy
गिल क्षेत्र
Brain
Otolith

Physiology
Body composition
Nutrients
Oxygen consumption
Swimming type
Swimming speed
Visual pigments
Fish sound
Diseases & Parasites
Toxicity (LC50s)

Genetics
आनुवंशिकी
Heterozygosity
हैरेटिबिलटी

Human related
Aquaculture systems
जलीयकृषि रूपरेखाऐ
खींच
Ciguatera cases
Stamps, coins, misc.

Outreach
सहयोगीयो

Taxonomy
आम नाम
उपशब्द
आकृति विज्ञान
मौरफोमैटरिक्स
तस्वीरे

References
संदर्भ

साधन

Special reports

Check for Aquarium maintenance | Check for Species Fact Sheets | Check for Aquaculture Fact Sheets

Download XML

Summary page | Point data | आम नाम | Photos

इंटरनेट स्रोत

Estimates based on models

Preferred temperature (Ref. 123201): 3.9 - 7, mean 5.5 °C (based on 93 cells).

Phylogenetic diversity index (Ref. 82804): PD₅₀ = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].

Bayesian length-weight: a=0.00115 (0.00044 - 0.00298), b=3.03 (2.80 - 3.26), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).

Trophic level (Ref. 69278): 3.4 ±0.6 se; based on size and trophs of closest relatives

लौटाव (Ref. 120179): निम्न, न्यूनतम जनसंख्या दुगनी होने का समय 4.5 - 14 वर्ष। (Fec assumed to be <100).

Fishing Vulnerability (Ref. 59153): Moderate vulnerability (37 of 100).

Myxine mcmillanae Hensley, 1991