Category:John Wheelock Titcomb

Pages in category "John Wheelock Titcomb"

This category contains only the following page.

Media in category "John Wheelock Titcomb"

The following 59 files are in this category, out of 59 total.

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  FMIB 33455 Ponds at Northville, Mich Station.jpeg 1,200 × 686; 139 KB
  
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  FMIB 33482 Mowing Maching Devised by Mr Charles T Allen for Cutting Eel-Grass on Oyster Grounds.jpeg 1,070 × 757; 162 KB
  
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  FMIB 37583 Water chestnut (Trapa natans).jpeg 435 × 594; 71 KB
  
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  FMIB 37584 Pond after water has been drawn off and the Chara raked into piles.jpeg 1,132 × 839; 240 KB
  
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  FMIB 37585 Hornword (Ceratophyllum demersum).jpeg 555 × 619; 71 KB
  
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  FMIB 37586 Fennel-leaved pondweed (Potamogeton pectinatus).jpeg 452 × 624; 68 KB
  
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  FMIB 37587 Various-leaved water milfoil (Myriophyllum heterophyllum).jpeg 401 × 633; 67 KB
  
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  FMIB 37589 Wild celery, or eelgrass (Vallisseria spiralis).jpeg 443 × 594; 79 KB
  
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  FMIB 37590 Chara fragilis, a common form of Chara.jpeg 361 × 908; 64 KB
  
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  FMIB 37591 Water clover (Marsilea quadrifolia).jpeg 452 × 650; 74 KB
  
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  FMIB 37594 Needle spike-rush (Eleocharis avicularis).jpeg 452 × 650; 72 KB
  
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  FMIB 37596 Lotus (Nelumbo lutea).jpeg 443 × 620; 79 KB
  
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  FMIB 37598 Water stargrass (Hetoranthera dubia).jpeg 383 × 603; 59 KB
  
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  FMIB 37599 Fanwort (Cabomba caroliniana).jpeg 370 × 619; 57 KB
  
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  FMIB 37600 Pickerel weed (Ponfederia cordata).jpeg 452 × 655; 83 KB
  
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  FMIB 37601 Slender Naias (Naias flexilla).jpeg 413 × 573; 58 KB
  
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  FMIB 37602 Cat-tail (Typha latifolia).jpeg 473 × 706; 96 KB
  
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  FMIB 37604 Spiked Water Milfoil (Myriophylium spicafum).jpeg 405 × 624; 70 KB
  
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  FMIB 37605 Large yellow pond lily (Nymphaea advena).jpeg 456 × 650; 80 KB
  
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  FMIB 37606 Sweet-scented white water lily (Castalia adorata).jpeg 473 × 564; 72 KB
  
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  FMIB 37607 Tuberous white water lily (Castaiia tuberosa).jpeg 430 × 633; 69 KB
  
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  FMIB 37609 Rake devised by Dwight Lydell, and in use for removing vegetation at the Mill Creek station of the Michigan Fish Commission.jpeg 917 × 413; 67 KB
  
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  FMIB 37611 Lesser duckweed (Lemna minor).jpeg 370 × 611; 47 KB
  
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  FMIB 37614 Long-beaked arrowhead (Sagittaria longirostra).jpeg 448 × 646; 68 KB
  
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  FMIB 37616 Waterweek (Philotria canadensis).jpeg 465 × 633; 65 KB
  
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  FMIB 37618 Chilean water milfoil (Myriophyllum proserpinacoides).jpeg 400 × 607; 79 KB
  
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  FMIB 37619 Long-leaved pondweed (Potamogeton lonchites).jpeg 447 × 633; 74 KB
  
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  FMIB 37621 Water lily, or floating heart (limnanthemu nymphaeoides).jpeg 422 × 607; 62 KB
  
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  FMIB 37622 White water crowfoot (Ranunculus aquatilis).jpeg 460 × 827; 86 KB
  
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  FMIB 37623 Iron rake in use at San Marcos (Tex) station.jpeg 969 × 301; 66 KB
  
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  FMIB 37624 Leafy pondweed (Potamogeton foliosus).jpeg 465 × 615; 54 KB
  
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  FMIB 37626 Water plantain (Alisma Plantago-aquatica).jpeg 447 × 641; 72 KB
  
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  FMIB 42199 Spawntaking operations on the Detroit River, Michigan Whitefish caught in commercial fishing are held in crates and pounds until.jpeg 1,085 × 859; 234 KB
  
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  FMIB 42201 Interior of one wing of hatchery at Put-in Bay, Ohio, showing four batteries and the tanks (left foreground) into which the fry.jpeg 1,077 × 818; 251 KB
  
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  FMIB 42203 Capturing spawning blackspotted trout in small tributary of Grand Mesa Lake, Colorado.jpeg 881 × 697; 217 KB
  
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  FMIB 42204 Trap for capturing spawning rainbow trout at mouth of principal tributary to Lake St Christobal, Colorado.jpeg 902 × 685; 244 KB
  
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  FMIB 42205 Field hatchery at Grand Mesa Lakes, Colorado Blackspotted trout eggs to the number of 7,000,000 in one season, have been.jpeg 993 × 847; 269 KB
  
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  FMIB 42207 Series of covered trout-hatching troughs at White Sulphur Springs station (West Virginia) equipped with the Robinson pan aerator.jpeg 993 × 835; 197 KB
  
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  FMIB 42209 Placing cheese-cloth retainers over nests containing bass fry about ready to swim up Most of the nests are seen covered with.jpeg 1,010 × 739; 221 KB
  
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  FMIB 42210 Pond drawn down and nest boxes placed for spawning Area of pond, 55,000 square feet; 50 nests in pond; 150 breeding smallmouth.jpeg 997 × 693; 234 KB
  
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  FMIB 42212 Preparing a shipment of smallmouth bass Tanks used for hardening the young fish prior to transportation The fingerlings are held.jpeg 1,109 × 929; 297 KB
  
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  FMIB 42213 Main rack across Battle Creek near the Battle Creek station, California Upper sections of rack raised to facilitate disposal of.jpeg 1,018 × 593; 154 KB
  
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  FMIB 42214 Seining spawning salmon on the McCloud River, California, at the Baird station Steam power has now replaced the hand windlass.jpeg 1,027 × 714; 214 KB
  
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  FMIB 42218 Berried lobsters, taken from pound at Boothbay Harbor station (Maine), in course of transfer to wells in the steamer which is to.jpeg 1,106 × 893; 209 KB
  
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  FMIB 42220 Tray of trout eggs with mosquito net and moss in which packed.jpeg 890 × 913; 267 KB
  
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  FMIB 42221 Brook trout eggs on tray, just beginning to hatch.jpeg 1,027 × 565; 170 KB
  
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  FMIB 42222 Brook trout fry in trough, sac stage.jpeg 1,081 × 557; 259 KB
  
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  FMIB 42223 Brook trout fry, sac nearly absorbed, ready to feed.jpeg 869 × 560; 145 KB
  
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  FMIB 47510 Hatching equipment for shad and other semibuoyant eggs Over the inner ends of the tubes which serve as outlet for the aquarium.jpeg 1,373 × 1,010; 418 KB
  
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  FMIB 47513 Two men with dip nets are lifting fish from crates (male whitefish in one crate, females in another) into the tubs at the.jpeg 1,093 × 847; 241 KB
  
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  FMIB 47514 Downing jars set up for use on 'battery' at Put-in Bay station, Ohio The troughs into which the water flow from the pitcher.jpeg 515 × 901; 125 KB
  
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  FMIB 47515 Tray of trout eggs in hatching trough The fry fall or work through the rectangular mesh of the tray bottom into the trough.jpeg 1,189 × 1,005; 299 KB
  
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  FMIB 47516 Trout-hatching troughs with Merrill aerating cone Shows also tray basket of a pattern used at some trout stations, much deeper.jpeg 1,135 × 987; 338 KB
  
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  FMIB 47518 Both trout ans bass are cultivated at many of the stations This view of the station at Manchester, Iowa, shows stock ponds in.jpeg 1,089 × 847; 219 KB
  
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  FMIB 47520 Spawntaking operations, Baird, Cal The fish (chinook salmon) are dipped from the pen, killed by a blow on the head, and passed.jpeg 1,118 × 884; 280 KB
  
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  FMIB 47521 One method of stripping stealhead trout Since this fish normally does not die after spawning, the ripe fish are not killed as.jpeg 993 × 897; 234 KB
  
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  FMIB 47522 Equipment of McDonald automatic tidal boxes, for hatching cod, Boothbay Harbor, Me Shows boxes lifted out of troughs and bottom.jpeg 1,114 × 930; 253 KB
  
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  FMIB 47523 Box of trout eggs just opened Showing ice hopper at left, stack of trans which have been taken out of the moss at center of box.jpeg 1,110 × 847; 236 KB
  
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  FMIB 47805 Greater duckweed (Siprodela polyrhiza).jpeg 430 × 645; 67 KB