Classification / Names
Common names | Synonyms | Catalog of Fishes(genus, species) | ITIS | CoL | WoRMS | Cloffa
Teleostei (teleosts) >
Gobiiformes (Gobies) >
Eleotridae (Bully sleepers)
Etymology: caussei: Name 'caussei' in honor of Romain Causse from MNHN for his dedication to ichthyology and the invaluable help he provides both in the field and in the laboratory.
Eponymy: Romain Causse is manager of the fish collection at MNHN whose research foci are systematics and ecology of Southern, Antarctic and Indo-Pacific fish species. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; freshwater; brackish; demersal. Tropical
Western Central Pacific: Papua New Guinea.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 6.1 cm SL male/unsexed; (Ref. 126456); 7.4 cm SL (female)
Short description
Identification keys | Morphology | Morphometrics
Dorsal spines (total): 7; Dorsal soft rays (total): 8 - 9; Anal spines: 1; Anal soft rays: 9; Vertebrae: 25. This species is distinguished from its congeners by the following set of characters: 14-15 pectorals rays; a medium body depth at anus (16-21% sL); a great interorbital length (13-15% sL); and 11-12 scales in transverse forward series (Ref. 126456).
Body shape (shape guide): elongated; Cross section: oval.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Keith, P. and M.I. Mennesson, 2020. Review of Giuris (Teleostei: Eleotridae) from Indo-Pacific islands, with description of three new species. Cybium 44(4):331-349. (Ref. 126456)
IUCN Red List Status (Ref. 130435: Version 2025-2 (Global))
Threat to humans
Harmless
Human uses
Tools
Special reports
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Internet sources
Estimates based on models
Phylogenetic diversity index (Ref. 82804) |
PD50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00741 (0.00325 - 0.01693), b=3.13 (2.94 - 3.32), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trophic level (Ref. 69278) |
3.3 ±0.5 se; based on size and trophs of closest relatives |
Resilience (Ref. 120179) |
High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.). |
Fishing Vulnerability (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |