Category:Electrofishing

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Thể loại này chỉ có thể loại con sau.

Tập tin trong thể loại “Electrofishing”

53 tập tin sau nằm trong thể loại này, trong tổng số 53 tập tin.

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  (EPA Science Freshwater Team 2) 412-DSP-2-Bioassessment 074.jpg - DPLA - 6c4d95593c9f1054d315e103bba70564.jpg 4.256×2.832; 560 kB
  
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  (EPA Science Freshwater Team 2) 412-DSP-2-Bioassessment 075.jpg - DPLA - bb129ee3d75b180a73f9d4c3c05b9ca5.jpg 4.256×2.832; 2,56 MB
  
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  1964. Shocking fish samples to test for DDT contamination. Spruce budworm control project. Salmon NF, ID. (32714976814).jpg 4.938×3.870; 2,2 MB
  
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  412 DSP NERegionalLab 072 - DPLA - 79f906e3b17397e1f61ac7bb0468dab6.jpg 4.256×2.832; 1,66 MB
  
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  412 DSP NERegionalLab 074 - DPLA - 6b30278dd4835bdc8a79659e2a4ac074.jpg 4.256×2.832; 1,56 MB
  
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  412 DSP NERegionalLab 077 - DPLA - 92d6492deb536e6902bc22ac74b0494b.jpg 4.256×2.832; 1,59 MB
  
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  Afvissen automatisch draagbaar elektrovisapparaat.jpg 1.600×1.291; 655 kB
  
• Agency demonstrates electrofishing at Barkley Dam on Cumberland River.webm 2 min 34 s, 1.920×1.080; 36,79 MB
  
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  Agregat plecakowy do elektropołowów.jpg 2.623×2.497; 2,4 MB
  
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  Aimee sets up Electrofishing (26449837039).jpg 1.800×1.201; 3,11 MB
  
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  Anglers using backpack electroshocker to capture fish.jpg 2.100×1.576; 179 kB
  
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  Anglers using electro shock fishing techniques.jpg 3.018×2.007; 599 kB
  
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  Catching fish using electrofishing practice.jpg 3.504×2.336; 528 kB
  
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  Channel Catfish (7463089188).jpg 4.288×3.216; 3,32 MB
  
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  Colorado River Basin (51277700664).jpg 3.263×2.014; 1,25 MB
  
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  Eldon's galaxias (Galaxias eldoni) electrofishing.jpg 1.024×768; 233 kB
  
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  Electric fishing.jpg 4.000×3.000; 3,71 MB
  
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  Electrofishing (6441954791).jpg 4.288×3.216; 3,17 MB
  
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  Electrofishing at the Connecticut River Coordinator office. (6816500114).jpg 3.648×2.736; 2,16 MB
  
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  Electrofishing by boat.jpg 400×253; 93 kB
  
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  Electrofishing closeup (37515288134).jpg 1.800×1.201; 2,02 MB
  
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  Electrofishing for sea lampreLynn Kanieski lamprey sampley (27969590976).jpg 4.434×2.937; 2,98 MB
  
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  Electrofishing for the asian carp invasive species.jpg 3.000×2.291; 579 kB
  
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  Electrofishing kit in Hainan, China.jpg 1.173×1.672; 1,31 MB
  
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  Electrofishing survey on the Pigg River (8002870089).jpg 3.072×2.304; 3,09 MB
  
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  Electrofishing Tamiami Trail, NPSPhoto, Larry Perez (9102280068).jpg 2.048×1.536; 1,62 MB
  
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  Electrofishing the Uidh Mhich'ille Riabhaich - geograph.org.uk - 1424363.jpg 640×480; 94 kB
  
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  Electrofishing.jpg 3.872×2.592; 11,47 MB
  
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  Electroshocking fishing.jpg 1.536×2.048; 284 kB
  
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  Electroshocking for Plains Topminnow (7489197074).jpg 800×598; 332 kB
  
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  Elektropołowy.jpg 3.040×3.840; 4,25 MB
  
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  Elektropołów paweł prus.jpg 3.212×2.827; 3,3 MB
  
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  Elektrovisserij met draagbaar accu-elektrovisapparaat - foto Ton van der Spiegel.jpg 1.184×874; 357 kB
  
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  Elprovfiske i Mörrumsån.png 559×637; 718 kB
  
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  Fish0239 - Flickr - NOAA Photo Library.jpg 2.048×1.536; 1,94 MB
  
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  Fisherman with equipment for electric shocks on his back catches fish.jpg 2.100×1.396; 196 kB
  
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  Fishermans in water fishing using electric power.jpg 1.050×750; 121 kB
  
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  Fishermen damming shallow fast mountain river and catching fish with net.jpg 2.100×1.396; 250 kB
  
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  Fishermen using electrical stimulation for catching fish in a shallow river.jpg 2.100×1.396; 232 kB
  
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  Gemiddelde vangstsamenstelling pulskor.PNG 748×588; 158 kB
  
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  Ichtiolodzy z irś w trakcie monitoringu czarna w żabieńcu.jpg 4.608×3.456; 4,41 MB
  
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  Jensens Crossing fish survey Dec07 012.jpg 1.280×960; 603 kB
  
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  Jensens Crossing fish survey Dec07 029.jpg 1.280×960; 603 kB
  
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  Joanna Gilkeson, Public Affairs Specialist, Electrofishing for Sea Lamprey in Pendills Creek (15014502207).jpg 2.432×4.320; 3,01 MB
  
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  Kooivis elektrovisserij.jpg 1.280×850; 151 kB
  
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  Połów ryb.jpg 640×426; 119 kB
  
• Rainbow trout (Oncorhynchus mykiss) stunned by an electrode during electrofishing.webm 27 s, 1.920×1.080; 43,16 MB
  
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  USFWS Biologist William Hester (8002872992).jpg 3.072×2.304; 3,04 MB
  
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  USFWS Electrofishing for larval lamprey (25655819916).jpg 1.430×804; 611 kB
  
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  USFWS Electrofishing for larval lamprey in the White Salmon River (25655819806).jpg 1.194×896; 402 kB
  
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  USFWS Electroshocking test kit (16307163814).jpg 4.608×3.456; 6,35 MB
  
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  USFWS Electroshocking test kit close-up with example waves (16928562161).jpg 4.608×3.456; 5,59 MB
  
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  USFWS Electroshocking test tank (16743335259).jpg 4.608×3.456; 6,11 MB