Skipjack tuna addition, skipjack's livers were tested globally for tributyltin contamination. TBT is an organotin compound introduced into marine ecosystems through antifouling paint used on ship hulls, and has been determined to be very toxic. About 90% of skipjack tested positive for contamination, especially in Southeast Asia, where regulations of TBT use are less rigorous than in Europe or the US. Skipjack tuna is used extensively in Japanese cuisine, where it is known as . Besides being eaten seared () and raw in sushi and sashimi, it is also smoked and dried to make katsuobushi, the central ingredient in dashi (a common
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