Crazy fish (English Wikipedia)

Francis Hamilton (1822). An account of the fishes found in the river Ganges and its branches. Constable. p. 57. Butis.
Albert W. Herre (1927). "Gobies of the Philippines and the China Sea". The Philippine Bureau of Science Monographic Publications on Fishes. Smithsonian Institution: 48–51.
Francis Day (1865). The Fishes of Malabar. Bernard Quaritch. pp. 114–115. Butis.
C.N. Maxwell (1921). Malayan Fishes. Methodist Publishing House. p. 98.

arkive.org (Global: 4,457^th place; English: 5,133^rd place)

ARKive. "Duckbill sleeper (Butis butis)". Wildscreen. Archived from the original on 2012-04-27. Retrieved January 7, 2012.

books.google.com (Global: 3^rd place; English: 3^rd place)

E.J. Brill (1953). The Fishes of the Indo-Australian Archipelago. E.J. Brill. pp. 306–307.
Theodore Edward Cantor (1850). "Catalogue of Malayan fishes". Journal of the Asiatic Society of Bengal. 18 (2). J. Thomas, Baptist Mission Press: 983–1694.
Rüdiger Riehl; Hans A. Baensch (1993). Aquarium Atlas. Vol. 2. Rockport Publishers. p. 1063. ISBN 978-1-56465-114-3.

cgiar.org (Global: low place; English: 9,362^nd place)

worldfish.catalog.cgiar.org

Daniel O. Okeyo (1998). "Updating names, distribution and ecology of riverine fish of Kenya in the Athi-Galana-Sabaki River drainage system" (PDF). Naga, the ICLARM Quarterly (January–March): 44–53.

coremap.or.id (Global: low place; English: low place)

Wawan Kiswara; A.S. Genis; A. Arifin; L.H. Purnomo (1991). "A preliminary study of the species composition, abundance, and distribution of fishes in the seagrass beds of Banten Bay, West Java, Indonesia". In A. Sasekumar (ed.). Mangrove Fisheries and Connections (PDF). ASEAN-Australia Marine Science Project. p. 188. Archived from the original (PDF) on 2016-03-03. Retrieved 2012-01-07.

doi.org (Global: 2^nd place; English: 2^nd place)

Larson, H.; Sparks, J.S. (2020) [errata version of 2017 assessment]. "Butis butis". IUCN Red List of Threatened Species. 2017 e.T3381A174777708. doi:10.2305/IUCN.UK.2017-3.RLTS.T3381A174777708.en. Retrieved 17 November 2021.
Nelson, Joseph S.; Grande, Terry C.; Wilson, Mark V. H. (2016). Fishes of the World (5th ed.). Hoboken: John Wiley and Sons. doi:10.1002/9781119174844. ISBN 978-1-118-34233-6. Retrieved 10 June 2018.
Anthony C. Gill; Douglas F. Hoese (2011). "On the formation of family-group names and gender of genera based on the stem—butis (Teleostei: Perciformes: Gobioidei)" (PDF). Zootaxa. 2741. Magnolia Press: 66–68. doi:10.11646/zootaxa.2741.1.4. ISSN 1175-5334.
R. Rajaram; T. Nedumaran (2009). "Ichthyofaunal diversity in Great Nicobar Biosphere Reserve, Bay of Bengal". Journal of Threatened Taxa. 1 (3): 166–169. doi:10.11609/jott.o1985.166-9. ISSN 0974-7907.
Ronald Baker; Marcus Sheaves (2005). "Redefining the piscivore assemblage of shallow estuarine nursery habitats". Marine Ecology Progress Series. 291. Inter-Research: 197–213. doi:10.3354/meps291197.
Marcus Sheaves (2001). "Are there really few piscivorous fishes in shallow estuarine habitats?" (PDF). Marine Ecology Progress Series. 222. Inter-Research: 279–290. doi:10.3354/meps222279.

fishbase.org (Global: 244^th place; English: 404^th place)

Froese, Rainer; Pauly, Daniel (eds.). "Butis butis". FishBase. April 2013 version.
"Common names of Butis butis". FishBase. Retrieved January 6, 2012.

fishprofiles.com (Global: low place; English: low place)

Adam Lundie. "Butis butis". FishProfiles.com. Retrieved January 7, 2012.

google.co.uk (Global: 1,519^th place; English: 727^th place)

books.google.co.uk

Nelson, Joseph S.; Grande, Terry C.; Wilson, Mark V. H. (2016). Fishes of the World (5th ed.). Hoboken: John Wiley and Sons. doi:10.1002/9781119174844. ISBN 978-1-118-34233-6. Retrieved 10 June 2018.

hawaii.edu (Global: 1,313^th place; English: 884^th place)

scholarspace.manoa.hawaii.edu

Patrick Ryan (1981). "Records of Three New Freshwater Fish from the Fiji Islands" (PDF). Pacific Science. 35 (1): 93–95.

int-res.com (Global: 9,782^nd place; English: 7,530^th place)

Marcus Sheaves (2001). "Are there really few piscivorous fishes in shallow estuarine habitats?" (PDF). Marine Ecology Progress Series. 222. Inter-Research: 279–290. doi:10.3354/meps222279.

iucnredlist.org (Global: 39^th place; English: 71^st place)

Larson, H.; Sparks, J.S. (2020) [errata version of 2017 assessment]. "Butis butis". IUCN Red List of Threatened Species. 2017 e.T3381A174777708. doi:10.2305/IUCN.UK.2017-3.RLTS.T3381A174777708.en. Retrieved 17 November 2021.

ku.ac.th (Global: low place; English: low place)

kasetsartjournal.ku.ac.th

Tuantong Jutagate; Amonsak Sawusdee; Thanitha Thapanand Chaidee; Sutheera Thongkhoa; Piyapong Chotipuntu (2009). "Fish in the Pak Panang Bay and River in relation to the anti-salt dam operation, part I: assemblage patterns of the marine and brackish water fish" (PDF). Kasetsart Journal: Natural Science. 43. Kasetsart University: 120–131.

mapress.com (Global: 1,484^th place; English: 1,416^th place)

Anthony C. Gill; Douglas F. Hoese (2011). "On the formation of family-group names and gender of genera based on the stem—butis (Teleostei: Perciformes: Gobioidei)" (PDF). Zootaxa. 2741. Magnolia Press: 66–68. doi:10.11646/zootaxa.2741.1.4. ISSN 1175-5334.

nus.edu.sg (Global: 2,453^rd place; English: 1,629^th place)

habitatnews.nus.edu.sg

Kelvin K.P. Lim; Jeffrey K.Y. Low. "Flathead gudgeon". A Guide to Common Marine Fishes of Singapore. Retrieved January 8, 2012.

rmbr.nus.edu.sg

Helen K. Larson; Zeehan Jaafar; Kelvin K.P. Lim (2008). "An annotated checklist of the gobioid fishes of Singapore" (PDF). The Raffles Bulletin of Zoology. 56 (1). National University of Singapore: 135–155. Archived from the original (PDF) on 2012-02-18. Retrieved 2012-01-06.

seriouslyfish.com (Global: low place; English: 9,920^th place)

"Butis butis – Crazy Fish". Seriously Fish. Retrieved January 7, 2012.

si.edu (Global: 256^th place; English: 197^th place)

sil.si.edu

Tyson R. Roberts (1978). "An ichthyological survey of Fly River in Papua New Guinea with descriptions of new species" (PDF). Smithsonian Contributions to Zoology (281). Smithsonian Institution Press: 65.

sinica.edu.tw (Global: 1,209^th place; English: 2,944^th place)

I-Hsun Ni; Kai-Yin Kwok (1999). "Marine Fish Fauna in Hong Kong Waters" (PDF). Zoological Studies. 38 (2): 130–152.

threatenedtaxa.org (Global: low place; English: low place)

Vijay Palavai; Priya Davidar (2009). "A survey of freshwater fishes of Andaman Islands" (PDF). Journal of the Bombay Natural History Society. 106 (1): 11–14. ISSN 0974-7907. Archived from the original (PDF) on 2012-11-01. Retrieved 2012-01-07.

univie.ac.at (Global: 2,083^rd place; English: 2,828^th place)

homepage.univie.ac.at

Harald Ahnelt; Josef Göschl (2004). "The pattern of the lateral-line system on the caudal fin of Perccottus glenii Dybowski, 1877 (Teleostei: Odontobutidae), with comments on the arrangement of the lateral-line system on the caudal fin of Gobioidei" (PDF). Proceedings of the California Academy of Sciences. 55 (16): 358–371.

wamuseum.com.au (Global: low place; English: low place)

J.B. Hutchins (2003). "Checklist of marine fishes of the Dampier Archipelago, Western Australia". In F.E. Wells; D.I. Walker; D.S. Jones (eds.). The Marine Flora and Fauna of Dampier, Western Australia (PDF). Western Australian Museum. pp. 453–478.

web.archive.org (Global: 1^st place; English: 1^st place)

Helen K. Larson; Zeehan Jaafar; Kelvin K.P. Lim (2008). "An annotated checklist of the gobioid fishes of Singapore" (PDF). The Raffles Bulletin of Zoology. 56 (1). National University of Singapore: 135–155. Archived from the original (PDF) on 2012-02-18. Retrieved 2012-01-06.
ARKive. "Duckbill sleeper (Butis butis)". Wildscreen. Archived from the original on 2012-04-27. Retrieved January 7, 2012.
Wawan Kiswara; A.S. Genis; A. Arifin; L.H. Purnomo (1991). "A preliminary study of the species composition, abundance, and distribution of fishes in the seagrass beds of Banten Bay, West Java, Indonesia". In A. Sasekumar (ed.). Mangrove Fisheries and Connections (PDF). ASEAN-Australia Marine Science Project. p. 188. Archived from the original (PDF) on 2016-03-03. Retrieved 2012-01-07.
Vijay Palavai; Priya Davidar (2009). "A survey of freshwater fishes of Andaman Islands" (PDF). Journal of the Bombay Natural History Society. 106 (1): 11–14. ISSN 0974-7907. Archived from the original (PDF) on 2012-11-01. Retrieved 2012-01-07.

wildlife.lk (Global: low place; English: low place)

Wildlife Conservation society – Galle (2009). The Study of the Faunal Diversity In Matara District – Southern, Sri Lanka (PDF). Biodiversity, Education & Research Centre, Hiyare Reservoir. p. 19.

worldcat.org (Global: 4^th place; English: 4^th place)

search.worldcat.org

Anthony C. Gill; Douglas F. Hoese (2011). "On the formation of family-group names and gender of genera based on the stem—butis (Teleostei: Perciformes: Gobioidei)" (PDF). Zootaxa. 2741. Magnolia Press: 66–68. doi:10.11646/zootaxa.2741.1.4. ISSN 1175-5334.
Vijay Palavai; Priya Davidar (2009). "A survey of freshwater fishes of Andaman Islands" (PDF). Journal of the Bombay Natural History Society. 106 (1): 11–14. ISSN 0974-7907. Archived from the original (PDF) on 2012-11-01. Retrieved 2012-01-07.
R. Rajaram; T. Nedumaran (2009). "Ichthyofaunal diversity in Great Nicobar Biosphere Reserve, Bay of Bengal". Journal of Threatened Taxa. 1 (3): 166–169. doi:10.11609/jott.o1985.166-9. ISSN 0974-7907.

Crazy fish (English Wikipedia)

aqualandpetsplus.com (Global: low place; English: low place)

archive.org (Global: 6th place; English: 6th place)

arkive.org (Global: 4,457th place; English: 5,133rd place)

books.google.com (Global: 3rd place; English: 3rd place)

cgiar.org (Global: low place; English: 9,362nd place)

worldfish.catalog.cgiar.org

coremap.or.id (Global: low place; English: low place)

doi.org (Global: 2nd place; English: 2nd place)

fishbase.org (Global: 244th place; English: 404th place)

fishprofiles.com (Global: low place; English: low place)

google.co.uk (Global: 1,519th place; English: 727th place)

books.google.co.uk

hawaii.edu (Global: 1,313th place; English: 884th place)

scholarspace.manoa.hawaii.edu

int-res.com (Global: 9,782nd place; English: 7,530th place)

iucnredlist.org (Global: 39th place; English: 71st place)

ku.ac.th (Global: low place; English: low place)

kasetsartjournal.ku.ac.th

mapress.com (Global: 1,484th place; English: 1,416th place)

nus.edu.sg (Global: 2,453rd place; English: 1,629th place)

habitatnews.nus.edu.sg

rmbr.nus.edu.sg

seriouslyfish.com (Global: low place; English: 9,920th place)

si.edu (Global: 256th place; English: 197th place)

sil.si.edu

sinica.edu.tw (Global: 1,209th place; English: 2,944th place)

threatenedtaxa.org (Global: low place; English: low place)

univie.ac.at (Global: 2,083rd place; English: 2,828th place)

homepage.univie.ac.at

wamuseum.com.au (Global: low place; English: low place)

web.archive.org (Global: 1st place; English: 1st place)

wildlife.lk (Global: low place; English: low place)

worldcat.org (Global: 4th place; English: 4th place)

search.worldcat.org

archive.org (Global: 6^th place; English: 6^th place)

arkive.org (Global: 4,457^th place; English: 5,133^rd place)

books.google.com (Global: 3^rd place; English: 3^rd place)

cgiar.org (Global: low place; English: 9,362^nd place)

doi.org (Global: 2^nd place; English: 2^nd place)

fishbase.org (Global: 244^th place; English: 404^th place)

google.co.uk (Global: 1,519^th place; English: 727^th place)

hawaii.edu (Global: 1,313^th place; English: 884^th place)

int-res.com (Global: 9,782^nd place; English: 7,530^th place)

iucnredlist.org (Global: 39^th place; English: 71^st place)

mapress.com (Global: 1,484^th place; English: 1,416^th place)

nus.edu.sg (Global: 2,453^rd place; English: 1,629^th place)

seriouslyfish.com (Global: low place; English: 9,920^th place)

si.edu (Global: 256^th place; English: 197^th place)

sinica.edu.tw (Global: 1,209^th place; English: 2,944^th place)

univie.ac.at (Global: 2,083^rd place; English: 2,828^th place)

web.archive.org (Global: 1^st place; English: 1^st place)

worldcat.org (Global: 4^th place; English: 4^th place)