Skipjack tuna commercial tunas, and its population is considered sustainable against its current consumption. Its fishing is still controversial due to the methodology, with rod and reel or fishery options being promoted as ecologically preferable. Purse seine methods are considered unsustainable by some authorities due to excess bycatch, although bycatch is said to be much reduced if fish aggregation devices are not used. These considerations have led to the availability of canned skipjack marked with the fishing method used to catch it. Skipjack is considered to have "moderate" mercury contamination. As a result, pregnant women are advised against eating large quantities. In
HMS Skipjack (1889) summoned nearby gunboats, and at 1 pm the next day, "Skipjack" spotted "U-16", but the submarine dived to safety and escaped. While the German official history records that "'Skipjack" fired on "U-16", this is not confirmed by "Skipjack"s log or official report of the incident. On 17 December 1914, "Skipjack" and the torpedo gunboats and were on passage from Lowestoft to Scapa Flow, when they were temporarily diverted to help to deal with a minefield laid off Scarborough during the Bombardment of Scarborough on 16 December. In early May 1917 "Skipjack" and three other torpedo gunboats were sent to sweep