Scientific Name
Gerres erythrourus  
Gerres erythrourus短鑽嘴魚
by: Lab of Fish Ecol. and Evo., BRCAS
Author (Bloch, 1791) Depth 10 - 40M
Chinese 短鑽嘴魚 Poisonous Fish No 
Family_Chinese 鑽嘴魚科 Economic Fish Yes 
Family F373 Gerreidae Edible Fish Yes  Chinese In Mainland China 紅尾銀鱸 
Max Length 30 cm  Aquarium Fish No  Common Name 碗米仔、垵米(澎湖) 
Distribution in World India Ocean to West Pacific Ocean   Distribution in Taiwan East、North 
Habitats Benthos、Estuary、Coastal、Lagoon  Holotype Locality Japen 
Synonyms Diapterus abbreviatus, Gerres abbreviates, Gerres abbreviatuis, Gerres abbreviatus, Gerres abreviatus, Gerres cheverti, Gerres profundus, Gerres singaporensis, Sparus erythrourus, Xystaema abbreviatus   
Reference 臺灣魚類誌(沈等, 1993)  沈世傑 編 Shih-Chieh Shen ed. 1993 Iwatsuki, Y. etc. 1998 Iwatsuki, Y. etc. 1998 Chakraborty, A., M.N. Venugopal, K. Hidaka, etc. 2006 
Specimen List ASIZP0059868. ASIZP0062822. ASIZP0068946. ASIZP0068965. ASIZP0068966. ASIZP0068967. ASIZP0068968. ASIZP0068969. ASIZP0068970. ASIZP0068971. ASIZP0068972. ASIZP0068973. ASIZP0068974. ASIZP0068975. ASIZP0068976. ASIZP0068978. ASIZP0075331. ASIZP0075434. ASIZP0077971. FRIP00462. NMMBP03275. NMMSTP00174. NMNSF00320. NTOUP201207-744. NTUM00049Paratype.  
Common Name Deep-bodied mojarra; Blue-backed silver biddy; Deep-bodied silver-biddy 
Redlist Status NL Not in IUCN Redlist     
Characteristic Body compressed, deep, with an obtusely angled, elevated back; body depth 1.9 to 2.3 times in standard length. Dorsal- and anal-fin spines strong, particularly second anal-fin spine; second dorsal-fin spine longer than head minus snout; second anal-fin spine either subequal to or much longer than length of base of anal fin; pectoral fins long, tip of depressed fins reaching to or past level of first anal-fin spine; caudal fin strongly forked but short, longest rays subequal to head length, lobes broadly rounded without pointed tips. Lateral-line scales 37 to 39; 3.5 to 4 scale rows between base of fifth dorsal-fin spine and lateral line. Body silvery, tinged with brown dorsally. Dorsal fin edged with black; trailing edge of caudal fin dusky; anal and pelvic fins yellowish. Juveniles with 7 to 11 slender, dark bars along sides.
habitats Marine species that enters estuaries and coastal lagoons. Forms schools on sandy bottoms. Small juveniles feed on zooplankton, larger fish feed on small polychaetes, bivalves, crustaceans and fishes. In Palau, spawners migrate from mangroves and sand flat 
Distribution From the west coast of India to the Indo-Malayan Archipelago and Palau, north to south Japan, and south to northern Australia. It is found in western and northern Taiwanese waters. 
Utility Usually marketed fresh, but the flesh deteriorates rapidly; large catches processed into fish balls and marketed frozen.