| General information |
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Chaenogobius annularis (Gill, 1859) |
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| Common name | Forktongue goby |
| Synonyms |
Chaenogobius dolichognathus (Hilgendorf, 1879) Chasmichthys dolichognathus (Hilgendorf, 1879) Gobius dolichognathus Hilgendorf, 1879 Chasmichthys dolichognathus dolichognathus (Hilgendorf, 1879) |
| IUCN Red List status (2014) |
Least Concern (LC) |
| Habitat |
Freshwater |
| Systematics |
Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Actinopterygii; Neopterygii; Teleostei; Euteleostei; Neoteleostei; Acanthomorpha; Acanthopterygii; Percomorpha; Perciformes; Gobiidae. |
| Geographical distribution |
China; Japan; Taiwan; South Korea; North Korea; Russia |
| Occurrence |
misidentification: China; native: Japan; questionable: Taiwan; native: South Korea; native: North Korea; misidentification: Russia |
| Importance |
Ornamental |
| Karyological information |
| Geographical area of study |
Nagata river, Shimonoseki, Japan |
| Source of chromosomes |
Gill |
| Number of specimens with sex |
4 |
| Diploid chromosome number |
44 |
| Karyotype formula |
Not reported |
| Fundamental arm number |
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| Chromosome length |
Not reported |
| Sex chromosome |
Not detected |
| Chromosome staining/banding/FISH |
Nil |
| Reference |
Nishikawa S, Amaoka K, Nakanishi K (1974). A Comparative Study of Chromosomes of Twelve Species of Gobioid Fishes in Japan. Japanese Journal of Ichthyology, 21(2): 61-71 |
| Karyotype /Metaphase complement image |
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| Cross Link |