So they were called 'winkle brigs'. Newspaper cutting. This was printed, probably in Essex County Standard, around 1964. But the two photographs date are from 1914.
Names written on this cutting for the top photograph:
Ted Milgate, Rue Pullen, Archie Hempstead, Lou & Violet Hewes, H Walett, H. Hewes, A. Greenleaf, H. Stoker, Taffy Milgate, G. Greenleaf, F. French. P. Hewes.
Names for the bottom picture.
Bert hews, Snowball Heck Pinky Hewes, Heck Stoker, Len Stoker.

The top photograph appeared in The Yachtsman 25 June 1914. See MMC_P534A .
The title for the bottom picture is "Return of the winkle ship Black Duck" - see BOXL_016_002 for an original print.
Date: May 1914