BURGLARS broke in to a specialist tropical fish shop and stole the till.
Intruders broke in to Woo2Fish by forcing the front door, between Friday night and Saturday morning.
They swiped the till, which contained a two figure sum of cash and also damaged an internal door.
Investigating officer Pc Luke Dyerson wants to hear from anyone who was in the area between 11pm and 8.40am and might have seen suspicious activity at the shop.
Anyone with information should call Pc Dyerson at Southend Neighbourhood Crime Team on 101 or call Crimestoppers anonymously on 0800 555111.