Despite the dire humanitarian crisis across the Gaza Strip, where a fragile ceasefire remains in place, a handful of Palestinian surfers are finding joy — and relief — riding the waves of the territory’s Mediterranean coastal waters. Only three or four men still surf due to a shortage of surfboards and the materials needed to fix damaged ones, said Tahseen Abu Assi, a surfer in Gaza City . Abu Assi carried his surfboard with him through every displacement he endured during the two-year war because, he said, he wouldn't be able to replace it. “If something happened to it I won’t be able to get another one,” he said, noting that no boards have entered the Palestinian territory since 2007. Surfboards are among sports equipment and other products that are banned by Israel. On Tuesday, Abu Assi was among three surfers who took to the sea off the Gaza City port, including Khalil Abu Jiab, who road the high waves with his arms raised in joy.…