精品综合久久久久久97_亚洲国产精品久久久久婷婷老年_成人区人妻精品一区二区三区_国产精品JIZZ在线观看老狼_国产欧美精品一区二区三区

德國HYDRO-BIOS公司--Bongo浮游生物網(wǎng)

Bongo-Net

Bongo浮游生物網(wǎng)訂購信息：

438 750 Bongo浮游生物網(wǎng)1、不銹鋼雙網(wǎng)環(huán)，每個(gè)環(huán)直徑60cm，帶尼龍邊和拉鏈2、2個(gè)帶拉鏈的網(wǎng)，合成材料，圓錐形，上端直徑60cm，下端直徑11cm，長250cm，網(wǎng)孔500

微米3、2個(gè)塑料網(wǎng)桶，每個(gè)由下列部件組成：a)帶拉鏈的固定環(huán)b)PVC網(wǎng)桶，帶側(cè)開口，上面覆蓋有篩絹4、網(wǎng)桶推力桿

438 416 V-Fin深度抑制器，帶鋼纜，重量22kg

438 110 數(shù)字流量計(jì)，用于測量流過網(wǎng)口的水量備用部件： 438 752 備用網(wǎng) 438 150 備用塑料網(wǎng)桶

代表文獻(xiàn)：

1.D. Schnack，1974.On the Reliability of Methods for Quantitative Surveys of Fish Larvae.The Early Life History of Fish.201-212.

2.A. Gislason， O. S. Astthorsson， H. Petursdottir， H. Gudfinnsson and A. R. Bodvarsdottir，2000.Life cycle of Calanus finmarchicus south of Iceland in relation to hydrography and chlorophyll a.ICES Journal of Marine Science.57(6):1619-1627.

3.Olafur S. Astthorsson and Astthor Gislason，2003.Seasonal variations in abundance， development and vertical distribution of Calanus finmarchicus， C. hyperboreus and C. glacialis in the East Icelandic Current.Journal of Plankton Research.25(7):843-854.

4.A.M.P. Santos， A. Peliza， J. Dubertb， P.B. Oliveira， M.M. Angélicoa， P. Ré，2004.Impact of a winter upwelling event on the distribution and transport of sardine (Sardina pilchardus) eggs and larvae off western Iberia: a retention mechanism.Continental Shelf Research.24(2):149–165.

5.Rehberg， Sabine and Stepputtis， Daniel and Hammer， Cornelius and Zimmermann， Christopher，2009.Diel differences in catches of Western Baltic Spring Spawning Herring Larvae (Clupea harengus).Information on Fishery Research.56(1):23-34.

6.Anna Schukat， Lena Teuber， Wilhelm Hagen， Norbert Wasmund， Holger Auel，2013.Energetics and carbon budgets of dominant calanoid copepods in the northern Benguela upwelling system.Journal of Experimental Marine Biology and Ecology.442:1-9.