134 ACANTHOPTERYGII. — SCOMBRID^. 
duce to London by vans, which travel during the :| 
night. The carriages in which the fish are thus [i 
conveyed are exempted by law from the post- ' 
horse duty. We presume that the extension of | 
railway commerce has materially affected the 
transmission of fish, as well as of other articles, 
whose value is impaired by delay. During fa- 
vourable seasons one hundred thousand Mackerel 
are brought to Billingsgate every week. At Hast- I 
ings, ten thousand eight hundred have been ob- : 
MACKEREL BOAT OFF HASTINGS. 
tained in a single day by four boats ; and on the 
next day seven thousand by two boats. Six- 
teen boats brought into Lowestoffe a catch of 
Mackerel worth £5,252, the produce of one day’s 
fishing, in 1821 ; and the fishery of that year on 
