This paper discusses the development of a Symbiotic Organisms Search Algorithm (SOS) variant. called Adaptive Fuzzy SOS (FSOS). Like SOS. FSOS exploits three types of symbiosis operators namely mutualism. https://www.roneverhart.com/Craggy-Range-Sauvignon-Blanc-Te-Muna-Road-Vineyard-Martinborough-2022/