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Can spoilage bacteria cause blackspot (melanosis) in stored prawns?
Journal article   Peer reviewed

Can spoilage bacteria cause blackspot (melanosis) in stored prawns?

H N Chinivasagam, H A Bremner and R Reeves
Letters in Applied Microbiology, Vol.27(1), pp.5-8
1998
url
https://doi.org/10.1046/j.1472-765X.1998.00373.xView
Published Version

Abstract

Several isolates of Pseudomonas fragi can metabolize tyrosine to produce a red-brown colour within 8–10 days when incubated (5 °C) in artificial media. It is possible that bacterial production of melanin occurs on stored prawns.

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