| Main Ref. | Chen, I.-S. and P.J. Miller, 2013 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | always different colors between mature adults |
| Remarks |
| Striking features | |
| Body shape lateral | |
| Cross section | |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | ctenoid scales |
| Diagnosis |
Rhinogobius sangenloensis is distinguished from all other congeners by the unique combination of following characters: modally I/8 second dorsal-fin rays; I/7-8 anal-fin rays; modally 17 pectoral-fin rays; 25-27 longitudinal scales; 9-11 predorsal scales; 10 + 16 = 26 vertebrae; 3-4 longitudinal, discontinuous orange to brown or brownish black bars and stripes on the body; 2 basal grayish black spots on cheek; 2 oblong black bars on pectoral-fin base in male; an orange mark on lower 1/3 region of caudal fin in male (Ref. 94987). Description: D1 V-VII (modally VI); D2 I/8-9 (modally 8); V I/5+I/5 |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | |
| Pored lateral line scales | |
| Scales in lateral series | 25 - 27 |
| Scale rows above lateral line | |
| Scale rows below lateral line | |
| Scales around caudal peduncle | |
| Barbels | |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | |
| on upper limb | |
| total | |
| Vertebrae | |
| preanal | |
| total | 26 - 26 |
| Attributes | no striking attributes |
| Fins number | 2 |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | 6 - 8 |
| Soft-rays total | 8 - 9 |
| Adipose fin | absent |
| Attributes | more or less truncate |
| Fins number | |
| Spines total | 1 - 1 |
| Soft-rays total | 7 - 8 |
| Pectoral | Attributes |
| Spines | |
| Soft-rays 16 - 17 | |
| Pelvics | Attributes |
| Position | |
| Spines | |
| Soft-rays |