MARMAP Fly Net 1990-2009

Abundance and biomass of fish species collected during the day from 1980 to 1987 off the coast of the southeastern United States (Cape Fear, NC to Cape Canaveral, FL). The 40/54 Fly Net (12.2-m headrope /16.5-m footrope) has a 3.8-cm stretched mesh cod end, 1.3-cm stretched mesh knotless nylon liner, 16.5-m sweep with 9-cm rubber rollers (cookies), 45-cm bobbins and Chinese V doors (1.8 x 1.2 m; 249.5 kg each). Plastic or aluminum floats (20.3 cm diameter) are equally spaced every approximately 0.6 m on the headrope.

1980年至1987年日间在美国东南部沿海（北卡罗来纳州开普菲尔至佛罗里达州卡纳维拉尔角）采集的鱼类物种丰度与生物量数据集。本次调查采用40/54型飞拖网（上纲长12.2米/下纲长16.5米），其囊网采用拉伸网目尺寸3.8厘米的网衣，内衬拉伸网目尺寸1.3厘米的无结尼龙网；拖网翼纲长16.5米，配有9厘米直径的橡胶滚轮（俗称“饼干轮”）、45厘米长的转环，以及单台重量249.5千克、尺寸为1.8×1.2米的中国式V型网板。拖网上纲上等间距布置直径20.3厘米的塑料或铝制浮子，浮子间距约为0.6米。