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Gobiiformes (Gobies) > 
Gobiidae (Gobies) > Gobiinae						
							
							Etymology: Tomiyamichthys: occurring on sand-rubble bottoms in the vicinity of coral reefs.
Eponymy: Dr Gerald Robert ‘Gerry’ Allen (d: 1942) is an American-born Australian ichthyologist. [...] (Ref. 128868), visit book page.
						
					
				
					Environment: milieu / climate zone / distribuzione batimetrica / distribution range					
						Ecologia					
				
				
				
					marino demersale; non migratori;  distribuzione batimetrica 15 - 40 m (Ref. 36803). Subtropical				
				 
			
			
			
				
				
				
					Western Pacific:  Japan and Indonesia.
				
				
			
			
				
					Size / Peso / Age
				
				
				
					Maturità: Lm ?  range ? - ? cm
 Max length : 3.8 cm SL maschio/sesso non determinato; (Ref. 36803); 4.2 cm SL (female)				
				 
			
			
						
				
					Short description					
					Chiavi di identificazione | Morfologia | Morfometria					
				
				
				
					Spine dorsali (totale) : 6 - 7; Raggi dorsali molli (totale) : 10; Spine anali: 1; Raggi anali molli: 10. Characterized by pale grey color on back, ventrally white; upper side from nape to caudal peduncle with 4-5 irregular brown blotches/saddles; head and body with scattered dark-edged orange spots; oblique black band under eye; orange spots on first and second dorsal fins; 2-3 dark spots near margin of first dorsal fin; triangular first dorsal fin, first two dorsal spines prolonged; united pelvic fins, well developed frenum present; longitudinal scale series 25-50; head without scales; cycloid scales covering body; greatest depth of body 5.0-5.6 in SL; rounded caudal fin, shorter than head length; absence of posterior oculoscapular sensory canal (Ref. 90102).
Body shape (shape guide): elongated.				
				 
			
			
			
			
			
			
			
				The species occurs on fine sandy bottoms and is associated with the shrimp Alpheus randalli.			
			
			
			
			
				
					Life cycle and mating behavior					
					Maturità | Riproduzione | Deposizione | Uova | Fecundity | Larve				
				
				
				
								
				
			
			 
				
				
				
					Iwata, A., N. Ohnishi and T. Hirata, 2000. Tomiyamichthys alleni: a new species of Gobiidae from Japan and Indonesia. Copeia 2000(3):771-776. (Ref. 36803)
				
				 
			
			
			
							
					
						IUCN Red List Status   (Ref. 130435: Version 2025-1)
					
					
				 
					
			
			
			
			
			
			
			
				
					Threat to humans  
				
				
				
					  Harmless				
				
			 
			
			
			
			
				
					Human uses  				
				
				
					Pesca: di nessun interesse				
				
				
			
			
						
			
			
			
				
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					Estimates based on models				
				
				
				Preferred temperature (Fonte Biblio. 
123201): 18.6 - 28.9, mean 27.1 °C (based on 72 cells).
				
				
					
					Phylogenetic diversity index  (Fonte Biblio. 
82804):  PD
50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].					
													Bayesian length-weight: a=0.00724 (0.00339 - 0.01546), 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  (Fonte Biblio. 
69278):  3.2   ±0.3 se; based on size and trophs of closest relatives					
											
				
				
										
						Resilienza  (Fonte Biblio. 
120179):  Alto, tempo minimo di raddoppiamento della popolazione meno di 15 mesi (Preliminary K or Fecundity.).					
											
				
									
					Fishing Vulnerability  (Ref. 
59153):  Low vulnerability (10 of 100). 
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