Tomiyamichthys emilyae, Emily’s shrimpgoby

Tomiyamichthys emilyae Allen, Erdmann & Utaman, 2019

Emily’s shrimpgoby
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Image of Tomiyamichthys emilyae (Emily’s shrimpgoby)
No image available for this species;
drawing shows typical species in Gobiidae.

Classification / Names Noms communs | Synonymes | Catalog of Fishes(Genre, Espèce) | ITIS | CoL | WoRMS | Cloffa

> Gobiiformes (Gobies) > Gobiidae (Gobies) > Gobiinae
Etymology: emilyae: Named for Canadian diver Emily Irving, who accompanied and assisted the authors on numerous ichthyological expeditions and a dedicated supporter of marine conservation and exploration efforts worldwide..

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

; marin démersal; profondeur 17 - 23 m (Ref. 121269).   Tropical; 23°C - 25°C (Ref. 121269)

Distribution Pays | Zones FAO | Écosystèmes | Occurrences | Point map | Introductions | Faunafri

Western Pacific: Indonesia, North Sulawesi Province.

Taille / Poids / Âge

Maturity: Lm ?  range ? - ? cm
Max length : 3.2 cm SL mâle / non sexé; (Ref. 121269); 4.4 cm SL (female)

Description synthétique Morphologie | Morphométrie

Épines dorsales (Total): 7; Rayons mous dorsaux (Total): 10; Épines anales 1; Rayons mous anaux: 10; Vertèbres: 26. This species is distinguished by the following characters: first dorsal fin enlarged and sail-like, no filamentous rays; dorsal fin bases are confluent; segmented dorsal-fin and anal-fin rays 10; pectoral-fin rays 15-17; caudal fin ovate, longer than head length, 2.5-3.0 in SL; gill opening extending forward to the level of middle of opercle; anterior nostril is sheathed in elongate, partially enclosed tube; scales are entirely cycloid, lateral scales 66-72, transverse scales 19-21; cephalic sensory-canal system including pores B’, C, D, E, F, G, M’, and O’. Body colour overall is brown with 10 or 11 poorly contrasted, darker-brown bars on lateral body; a dense patch of small white spots on dorsal surface of head; first dorsal fin orange or blue-grey with a mosaic of irregular, dark brown markings, while second dorsal fin is yellowish to brown with blue bands or rows of dark brown spots; anal, caudal, and pelvic fins dark brown with blue streaks (Ref. 121269).

Biologie     Glossaire (ex. epibenthic)

The collection area is exposed to periodic strong currents and cool upwelled water with sea temperatures of 23-25°C at the time of collection in August 2019 . The specimens were observed on gradually sloping, sand-rubble bottoms, in pairs or solitary, in shared burrows with the brightly colored alpheid shrimp Alpheus randalli (Ref. 121269).

Life cycle and mating behavior Maturité | Reproduction | Frai | Œufs | Fécondité | Larves

Référence principale Upload your references | Références | Coordinateur | Collaborateurs

Allen, G.R., M.V. Erdmann and I.V. Utama, 2019. Tomiyamichthys emilyae, a new species of shrimpgoby (Gobiidae) from North Sulawesi, Indonesia. J. Ocean Sci. Found. 33:53-64. (Ref. 121269)

Statut dans la liste rouge de l'IUCN (Ref. 123251)

  Non évalué 

CITES (Ref. 123416)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Menace pour l'homme

  Harmless





Utilisations par l'homme

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Estimates based on models

Phylogenetic diversity index (Ref. 82805):  PD50 = No PD50 data   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00575 (0.00261 - 0.01268), b=3.09 (2.91 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
Niveau trophique (Ref. 69278):  3.2   ±0.3 se; based on size and trophs of closest relatives
Résilience (Ref. 120179):  Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.).
Vulnérabilité (Ref. 59153):  Low vulnerability (10 of 100) .