Top Ten Smallest fishes of Bangladesh are given below –
| No. | Scientific Name | English Name | Bangla/Local Name | Max. SL (cm)* |
| 10 | Parambassis lala | Highfin Glassy Perchlet | Lal Chanda | 3.8 |
| 9 | Nangra ornata | Ornata Catfish | Gang Tengra | 3.7 |
| 8 | Badis chittagongis | Chittagong Badis | Napit Koi | 3.5 |
| 7 | Nangra bucculenta | Bacculenta Catfish | Gang Tengra | 3.4 |
| 6 | Pseudolaguvia shawi | Shaws Catfish | Kani Tengra | 3.3 |
| 5 | Oryzias dancena | Indian Ricefish | Bechi | 3.1 |
| 4 | Oryzias carnaticus | Spotted Ricefish | Bechi | 3 |
| 3 | Gobiopterus chuno | Glass Goby | Chuna Bele | 3 |
| 2 | Brachygobius nunus | Bumblebee Goby | Nuna Baila | 2.5 |
| 1 | Schistura savona | Half banded Loach | Savon Khorka | 2.4 |
* Maximum standard length (SL) in adult (cm)
No.10
Parambassis lala, Highfin Glassy Perchlet, Lal Chanda
| Maximum length | : | 3.8 cm SL (Geetakumari, 2012) |
| Synonyms | : | Amhassis alta (Cuvier, 1828) Chanda lala (Hamilton, 1822) Parambassis lala (Hamilton, 1822) |
| Systematic position | : | Phylum: Chordata Class: Actinopterygii (Ray-finned fishes) Order: Perciformes (Perches) Suborder: Percoidei Superfamily: Percoidea Family: Ambassidae/Chandidae (Asiatic glassfishes) Genus: Parambassis Species: Parambassis lala |
| Fin formula | : | D VII/I P1 I/13 P2 I/5 A. III/13 (Rahman 2005) D VII+I 11; A III 13; P i 10; V I 5 (Talwar and Jhingran 1991) |
| Conservation Status | : | Global- Near Threatened (Dahanukar, 2010) Local- Least Concern (Mustafa et. al. 2015) |
| Population Trend | : | Global- Decreasing (Dahanukar, 2010) Local- Unknown (Mustafa et. al. 2015) |
| Occurrence | : | Bangladesh (Rahman 2005), India (Assam, Bihar, Orissa, Tripura, West Bengal), Myanmar (Dahanukar, 2010) |
| Environment | : | Freshwater; brackish; demersal (Froese and Pauly, 2017) |
| Species Authority | : | (Hamilton, 1822) |
No.9
Nangra ornata, Ornata Catfish, Gang Tengra
| Maximum length | : | 3.7 cm SL (Roberts and Ferraris, 1998) |
| Systematic position | : | Phylum: Chordata Class: Actinopterygii (Ray-finned fishes) Order: Siluriformes (Catfish)Family: Sisoridae (Sisorid catfishes) Subfamily: Sisorinae Genus: Nangra Species: Nangra ornata |
| Conservation Status | : | Global- Data Deficient (Ng, 2010a) Local- Data Deficient (Chowdhury, 2015a) |
| Population Trend | : | Global- Unknown (Ng, 2010a) Local- Unknown (Chowdhury, 2015a) |
| Occurrence | : | Bangladesh (Ng, 2010a) |
| Environment | : | Freshwater; benthopelagic (Froese and Pauly, 2017) |
| Species Authority: | : | Roberts and Ferraris, 1998 |
No.8
Badis chittagongis, Chittagong Badis, Napit Koi
| Maximum length | : | 3.5 cm SL (Kullander and Britz, 2002) |
| Systematic position | : | Phylum: Chordata Class: Actinopterygii (Ray-finned fishes) Order: Perciformes (Perch-likes) Family: Badidae (Chameleon fishes) Genus: Badis Species: Badis chittagongis |
| Conservation Status | : | Global- Data Deficient (Chaudhry, 2010) Local- Data Deficient (Mahalder and Mustafa, 2015) |
| Population Trend | : | Global- Unknown (Chaudhry, 2010) Local- Not currently available (Mahalder and Mustafa, 2015) |
| Occurrence | : | Bangladesh (Chaudhry, 2010) |
| Environment | : | Freshwater; benthopelagic (Froese and Pauly, 2017) |
| Species Authority: | : | Kullander and Britz, 2002 |
No.7
Nangra bucculenta, Bacculenta Catfish, Gang Tengra
| Maximum length | : | 3.4 cm SL (Roberts and Ferraris, 1998) |
| Systematic position | : | Phylum: Chordata Class: Actinopterygii (Ray-finned fishes) Order: Siluriformes (Catfish)Family: Sisoridae (Sisorid catfishes) Subfamily: Sisorinae Genus: Nangra Species: Nangra bucculenta |
| Conservation Status | : | Global- Data Deficient (Ng, 2010b) Local- Data Deficient (Hossain, 2015) |
| Population Trend | : | Unknown (Ng, 2010b) Local- Unknown (Hossain, 2015) |
| Occurrence | : | Bangladesh (Ng, 2010b) |
| Environment | : | Freshwater; benthopelagic (Froese and Pauly, 2017) |
| Species Authority: | : | Roberts and Ferraris, 1998 |
No.6
Pseudolaguvia shawi, Shaws Catfish, Kani Tengra
| Maximum length | : | 3.5 cm (Rahman, 2005) |
| Synonyms | : | Laguvia shawi Hora, 1921 Glyptothorax shawi Menon, 1954 |
| Systematic position | : | Phylum: Chordata Class: Actinopterygii (Ray-finned fishes) Order: Siluriformes (Catfishes) Superfamily: Sisoroidea Family: Erethistidae (South Asian river catfishes) Genus: Pseudolaguvia Species: Pseudolaguvia shawi |
| Fin formula | : | D. I/6; P1. I/6; P2. 7; A. 9 (Rahman, 2005) D I 5-6; A i 8; P I 7; V i 5 (Talwar and Jhingran, 1991) |
| Conservation Status | : | Global- Least Concern (Ng, 2010c) Local- Data Deficient (Chowdhury, 2015b) |
| Population Trend | : | Global- Unknown (Ng, 2010c) Local- Unknown (Chowdhury, 2015b) |
| Occurrence | : | Bangladesh (Rahman, 2005); India (Tista drainage and Darjeeling Himalaya) (Talwar and Jhingran, 1991) |
| Environment | : | Freshwater; benthopelagic (Froese and Pauly, 2017) |
| Species Authority: | : | (Hora, 1921) |
No.5
Oryzias dancena, Indian ricefish, Bechi
| Maximum length | : | 3.1 cm SL male/unsexed (Rainboth 1998) |
| Synonyms | : | Cyprinus dancena Hamilton, 1822; Aplocheilus mcclellandi Bleeker, 1854 |
| Systematic position | : | Phylum: Chordata Class: Actinopterygii (Ray-finned fishes) Order: Beloniformes (Needle fishes) Family: Adrianichthyidae (Ricefishes) Subfamily: Oryziinae Genus: Oryzias Species: Oryzias dancena |
| Conservation Status | : | Global- Least Concern (Abraham, 2011a) Local – Data Deficient (Sumaiya, 2015a) |
| Population Trend | : | Global- Unknown (Abraham, 2011a) Local- Unknown (Sumaiya, 2015a) |
| Occurrence | : | Bangladesh, India (Tamil Nadu, West Bengal), Myanmar, Sri Lanka, Thailand (Abraham, 2011a) |
| Environment | : | Freshwater; brackish; benthopelagic (Froese and Pauly, 2017) |
| Species Authority: | : | (Hamilton 1822) |
No.4
Oryzias carnaticus, Spotted Ricefish, Bechi
| Maximum length | : | 3.0 cm SL male/unsexed (Roberts, 1998) |
| Synonyms | : | Aplocheilus carnaticus Jerdon, 1849 Panchax argenteus Day, 1868 Panchax cyanopthalma Blyth, 1858 |
| Systematic position | : | Phylum: Chordata Class: Actinopterygii (Ray-finned fishes) Order: Beloniformes (Needle fishes) Family: Adrianichthyidae (Ricefishes) Subfamily: Oryziinae Genus: Oryzias Species: Oryzias carnaticus |
| Conservation Status | : | Global- Least Concern (Abraham, 2011b) Local- Data Deficient (Sumaiya, 2015b) |
| Population Trend | : | Global- Unknown (Abraham, 2011b) Local- Unknown (Sumaiya, 2015b) |
| Countries occurrence | : | Bangladesh, India (Andaman Is., Karnataka, Orissa, Tamil Nadu), Myanmar (mainland), Sri Lanka (Abraham, 2011b) |
| Environment | : | Freshwater; brackish; benthopelagic (Froese and Pauly, 2017) |
| Species Authority: | : | (Jerdon, 1849) |
No.3
Gobiopterus chuno, Glass Goby, Chuna Bele
| Maximum length | : | 3.0 cm SL male/unsexed (Rainboth 1996) |
| Synonyms | : | Gobius chuno Hamilton, 1822 Micrapocryptes fragilis Hora, 1923 Gobiella pellucid Smith, 1931 Gobiopterus chuno Smith, 1945 |
| Systematic position | : | Phylum: Chordata Class: Actinopterygii (Ray-finned fishes) Order: Perciformes (Perches) Family: Gobiidae (Gobies) Subfamily: Gobionellinae Genus: Gobiopterus Species: Gobiopterus chuno |
| Fin formula | : | D1. V; D2. I/7; P1. 18; P2. 6; A. I/10 (Rahman, 2005) |
| Conservation Status | : | Global- Data Deficient (Ng, 2010d) Local- Least Concern (Ara and Azadi, 2015) |
| Population Trend | : | Global- Unknown (Ng, 2010d) Local- Not currently available (Ara and Azadi, 2015) |
| Occurrence | : | Bangladesh, India (Orissa, Tamil Nadu, West Bengal) (Ng, 2010d) |
| Environment | : | Freshwater, brackish, demersal, amphidromous (Riede, 2004) |
| Species Authority: | : | (Hamilton, 1822) |
No.2
Brachygobius nunus, Bumblebee goby, Nuna Baila
| Maximum length | : | 2.5 cm SL (Talwar and Jhingran, 1991) |
| Synonyms | : | Gobius nunus Hamilton, 1822 Gobius alcockii Annandale, 1906 Gobius bombayensis Annandale, 1919 |
| Systematic position | : | Phylum: Chordata Class: Actinopterygii (Ray-finned fishes) Order: Perciformes (Perches) Suborder: Gobioidei Family: Gobiidae (Gobies) Subfamily: Gobionellinae Genus: Brachygobius Species: Brachygobius nunus |
| Fin formula | : | D1. V; D2. 1/7; P1. 14-16; P2.6; A. 1/7; C. 15 (Rahman, 2005) |
| Conservation Status | : | Global- Not Evaluated (NE) Local- Least Concern (LC) (Nabi, 2015) |
| Population Trend | : | Global- Not Evaluated (NE) Local- Unknown (Nabi, 2015) |
| Occurrence | : | Bangladesh (Rahman, 1989); India, Burma, Thailand, Malaya, Sumatra, Java and Borneo (Talwar and Jhingran, 1991b); Hoogly, Burma, Moulmein (Day, 1958) |
| Environment | : | Freshwater, brackish, demersal, amphidromous (Riede, 2004) |
| Species Authority: | : | (Hamilton, 1822) |
No.1
Schistura savona, Half banded Loach, Savon khorka
| Maximum length | : | 2.4 cm SL (Talwar and Jhingran, 1991) |
| Synonyms | : | Cobitis savona Hamilton, 1822 Schistura savona McClelland, 1839 Nemachilus savona Günther, 1868 Noemacheilus savona Menon, 1974 |
| Systematic position | : | Phylum: Chordata Class: Actinopterygii (Ray-finned fishes) Order: Cypriniformes (Carps) Family: Balitoridae (River loaches) Subfamily: Nemacheilinae Genus: Schistura Species: Schistura savona |
| Fin formula | : | D. 10 (2/8); P1. 10; P2.7; A. 7 (2/5) (Rahman, 2005) D iii 9; A ii 5; P i 8; V i 6 (Talwar and Jhingran, 1991). |
| Conservation Status | : | Global- Least Concern (Vishwanath, 2010) Local- Near Threatened (Rahman, 2015) |
| Population Trend | : | Global- Unknown (Vishwanath, 2010) Local- Decreasing (Rahman, 2015) |
| Occurrence | : | Bangladesh (Rahman, 2005); Eastern Himalaya: Tista drainage at Darjeeling through Nepal, to Karnali and Kali drainage in Uttar Pradesh of India (Talwar and Jhingran, 1991) |
| Environment | : | Freshwater, brackish, benthopelagic (Froese and Pauly, 2017) |
| Species Authority: | : | (Hamilton, 1822) |
Reference:
- Abraham R (2011a) Oryzias dancena. The IUCN Red List of Threatened Species 2011: e.T172326A6868382. http://dx.doi.org/10.2305/IUCN.UK.2011-1.RLTS.T172326A6868382.en. Downloaded on 17 June 2017.
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- Ara SI and Azadi MA (2015) Gobiopterus chuno. In: IUCN Bangladesh. Red List of Bangladesh Volume 5: Freshwater Fishes. IUCN, International Union for Conservation of Nature, Bangladesh Country Office, Dhaka, Bangladesh. p. 222.
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Top Ten Smallest Fishes of Bangladesh
