What is going on in this painting of anti-ship spikes(?)

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National Museum of American History

BFGA Model Appreciation Battlestation : r/BFGArmada

An English ship and a hooker at sea in a gale with other ships RMG BHC0902 - PICRYL - Public Domain Media Search Engine Public Domain Search

Paint type best to cover texured fibergalss deck and catwalks

Royal Navy rows back on plans to acquire new anti-ship missiles before 2030s

Martin Kippenberger

Cheval de frise - Wikipedia

Shipwrecks in paintings 2 – The Eclectic Light Company