MARINER: A 3E-Driven Benchmark for Fine-Grained Perception and Complex Reasoning in Open-Water Environments. - Xingming Liao; Ning Chen; Muying Shu; Yunpeng Yin; Peijian Zeng; Zhuowei Wang 001; Nankai Lin; Lianglun Cheng (CoRR, 2026)