Holocephali (chimeren) (chimaeras) >
Chimaeriformes (Chimaeras) >
Chimaeridae (Shortnose chimaeras or ratfishes)
Etymology: Chimaera: Named for the mythological creature composed of parts of multiple animals, referring to their odd mix of characteristics (See ETYFish); compacta: Latin for stocky or stubby, referring to its “stubby body, short tail and massive head” (See ETYFish).
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
marien bathydemersaal; diepte 595 - 655 m (Ref. 123898). Deep-water
Southern Indian Ocean: off Amsterdam I. (Ref. 123898). Possibly in the Southern Ocean (NB303).
Grootte / Gewicht / Leeftijd
Maturiteit: Lm ?  range ? - ? cm
Max length : 84.3 cm TL (female)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
This species is distinguished from its congeners by the following set of characters: massive head with a short snout; trunk stocky and relatively long 44% BDL, short tail with second dorsal fin base 72% BDL; pelvic fin long, its anterior margin 26% BDL; caudal fin dorsal origin slightly posterior to caudal fin ventral origin; skin firm, non-deciduous; preopercular and oral lateral line canals sharing a common branch; specifc CO1 and NADH2 sequences. Colouration: brown color with yellow blotches on body both on both fresh and preserved specimen (Ref. 123898).
Cross section: compressed.
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Iglésias, S.P., J.M. Kemper and G.J.P. Naylor, 2022. Chimaera compacta, a new species from southern Indian Ocean, and an estimate of phylogenetic relationships within the genus Chimaera (Chondrichthyes: Chimaeridae). Ichthyol. Res. 69(1):31-45. (Ref. 123898)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2025-2 (Global))
Gevaar voor de mens
Harmless
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Schattingen op basis van modellen
Fylogenetische diversiteitsindex (Ref. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00331 (0.00137 - 0.00798), b=3.07 (2.87 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trofisch niveau (Ref. 69278) |
3.7 ±0.6 se; based on size and trophs of closest relatives |
Weerstandsvermogen (Ref. 120179) |
laag, minimale populatieverdubbelingstijd 4,5-14 jaar (Deep-water species with few large eggs.). |
Kwetsbaarheid van de visserij (Ref. 59153) |
High vulnerability (59 of 100). 🛈 |