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NOAA's Restoration Center Collection
Catalog of Images

450 thumbnail picture
A worker fits the Alaskan Steep Pass into the notch in the dam.
Massachusetts, Byfield, Essex County November 21, 2000
451 thumbnail picture
Sand bags hold back water flow while the fishway is installed.
Massachusetts, Byfield, Essex County November 21, 2000
452 thumbnail picture
Immediately after installation of the fishway, water rushes through the Alaskan Steep Pass. This fishway will allow anadromous fish to reach their spawning habitat.
Massachusetts, Byfield, Essex County November 21, 2000
453 thumbnail picture
The lip of the dam before restoration.
Massachusetts, Byfield, Essex County November 21, 2000
454 thumbnail picture
John Catena, of NOAA, supervises the crew as the ladder is being installed and fitted into the cut in the dam.
Massachusetts, Byfield, Essex County November 21, 2000
455 thumbnail picture
A view of the sand bags holding back the water as the installation proceeds. The ladder is being fitted into the notch in the dam.
Massachusetts, Byfield, Essex County November 21, 2000
456 thumbnail picture
Just before the notch is cut, sand bags are placed at the headwaters to allow notching of the dam. Once the dam is notched the ladder can be fit into place.
Massachusetts, Byfield, Essex County November 21, 2000
457 thumbnail picture
Eric Hutchins of NOAA checks the fit of the ladder at the restoration site.
Massachusetts, Byfield, Essex County November 21, 2000
458 thumbnail picture
Workers fit the ladder into place and secure it into the notched dam.
Massachusetts, Byfield, Essex County November 21, 2000
459 thumbnail picture
The dam before restoration, the drop creates a steep obstacle for anadromous fish returning to spawn.
Massachusetts, Byfield, Essex County November 21, 2000
460 thumbnail picture
A close up of the Parker River Dam before restoration. Several anadromous fish species use the river including; blueback herring, Alosa aestivalis; alewife, Alosa pseudoharengus; rainbow smelt, Osmerus mordax and white perch, Morone americanus.
Massachusetts, Byfield, Essex County November 21, 2000
461 thumbnail picture
A crane lowers the first section of the fish passway into place. The Alaskan Steep Pass was delivered and installed in sections.
Massachusetts, Byfield, Essex County November 21, 2000
462 thumbnail picture
The first section of the fish passway is lowered and guided toward the notched area of the dam where it will be fitted into place and secured.
Massachusetts, Byfield, Essex County November 21, 2000
463 thumbnail picture
The crane lowers the first section into place, it is just about to be dropped into the notched dam.
Massachusetts, Byfield, Essex County November 21, 2000
464 thumbnail picture
Two workers guide the first section of the fish ladder into place.
Massachusetts, Byfield, Essex County November 21, 2000
465 thumbnail picture
The owner of the property watches as the first piece of the ladder is fit into the dam.
Massachusetts, Byfield, Essex County November 21, 2000
466 thumbnail picture
The Alaskan Steep Pass arrives at the restoration site.
Massachusetts, Byfield, Essex County November 21, 2000
467 thumbnail picture
The ladder is suspended in air just before being placed in the dam.
Massachusetts, Byfield, Essex County November 21, 2000
468 thumbnail picture
The crane lowers the ladder to the dam where it will be installed in a notched area designed to accommodate the ladder.
Massachusetts, Byfield, Essex County November 21, 2000
469 thumbnail picture
A close up of two workers notching the dam. The saw sprays water around the work area. This image was used in the NOAA Restoration Center brochure.
Massachusetts, Byfield, Essex County November 21, 2000
470 thumbnail picture
A worker finishes preparations just before installing the ladder.
Massachusetts, Byfield, Essex County November 21, 2000
471 thumbnail picture
A rest during the work, water is flowing through the cut in the dam.
Massachusetts, Byfield, Essex County November 21, 2000
472 thumbnail picture
The completed notch in the dam just before placement of the ladder.
Massachusetts, Byfield, Essex County November 21, 2000
473 thumbnail picture
Sandbags are placed above the dam and a worker begins the first cut to notch the dam.
Massachusetts, Byfield, Essex County November 21, 2000
474 thumbnail picture
Cutting the notch in the dam.
Massachusetts, Byfield, Essex County November 21, 2000
475 thumbnail picture
A view of Parker River looking downstream of the restoration site before restoration.
Massachusetts, Byfield, Essex County November 21, 2000
476 thumbnail picture
Eric Hutchins of NOAA examines the initial phase of the installment of the Alaskan Steep Pass Ladder.
Massachusetts, Byfield, Essex County November 21, 2000
477 thumbnail picture
Looking down from the lake and wetlands above the dam at Parker River toward the restoration site.
Massachusetts, Byfield, Essex County November 21, 2000
478 thumbnail picture
Contractors hired to complete the installation of the Alaskan Steep Pass fish ladder begin work.
Massachusetts, Byfield, Essex County November 21, 2000
479 thumbnail picture
A contractor fits the ladder into the place where the dam was notched to hold the ladder in place.
Massachusetts, Byfield, Essex County November 21, 2000
480 thumbnail picture
Eric Hutchins, NOAA, checks to see that the ongoing work meets the project specifications. All projects conducted with community-based restoration funds receive NOAA oversight and management.
Massachusetts, Byfield, Essex County November 21, 2000
481 thumbnail picture
A NOAA contract videographer, Tom Kane, documents installation of the first Alaskan Steep Pass fish ladder in New England waters.
Massachusetts, Byfield, Essex County November 21, 2000
482 thumbnail picture
Eric Hutchins, NOAA, and Cindy Mom, Essex County Greenbelt Association, discuss the project at the restoration site.
Massachusetts, Byfield, Essex County November 21, 2000
483 thumbnail picture
Contractors begin to fit the fish ladder into the notch in the dam.
Massachusetts, Byfield, Essex County November 21, 2000
484 thumbnail picture
fitting the ladder into the dam
Massachusetts, Byfield, Essex County November 21, 2000
485 thumbnail picture
drilling the ladder into the dam
Massachusetts, Byfield, Essex County November 21, 2000
486 thumbnail picture
This image shows the height of the dam at Parker River before restoration. Anadromous fish were forced to jump past this dam or use an outdated non- functioning dam to negotiate to their spawning grounds before the Alaskan Steep Pass fish ladder was installed.
Massachusetts, Byfield, Essex County November 21, 2000
487 thumbnail picture
A view of Parker River looking towards the dam.
Massachusetts, Byfield, Essex County November 21, 2000
488 thumbnail picture
Fresh water wetlands at the Parker River restoration site.
Massachusetts, Byfield, Essex County November 21, 2000
489 thumbnail picture
John Catena, NOAA Restoration Center, watches in the fading fall light as the project is completed.
Massachusetts, Byfield, Essex County November 21, 2000
490 thumbnail picture
A close up view looking down into the Alaskan Steep Pass fish ladder that was installed the Parker River dam to assist fish in navigating the dam.
Massachusetts, Byfield, Essex County November 21, 2000
491 thumbnail picture
Cindy Mom, Essex County Greenbelt Association, watches progress at the site. The Essex County Greenbelt Association was one of many partners that contributed expertise, funds or volunteers to accomplish the installation of the fish ladder.
Massachusetts, Byfield, Essex County November 21, 2000
492 thumbnail picture
The Alaskan Steep Pass fish ladder just before installation.
Massachusetts, Byfield, Essex County November 21, 2000
493 thumbnail picture
Wetlands at the Parker River restoration site.
Massachusetts, Byfield, Essex County November 21, 2000
494 thumbnail picture
Moss covered rocks in the Parker River.
Massachusetts, Byfield, Essex County November 21, 2000
495 thumbnail picture
An old fish ladder and pond are aesthetically beautiful but were not reliable or durable enough to help anadromous fish navigate past the dam at Parker River. The new fish ladder is cost-effective and will allow continued reliable access for anadromous fish to reach the spawning grounds in Parker River.
Massachusetts, Byfield, Essex County November 21, 2000
496 thumbnail picture
The old fish ladder and pond at Parker River required constant maintenance and did not provide reliable access for anadromous fish to the spawning grounds at Parker River.
Massachusetts, Byfield, Essex County November 21, 2000
497 thumbnail picture
The understory at Glade Bekken watershed is natural and desirable as spawning habitat for coho and chum salmon that are found in the streams in this watershed.
Stillaguamish watershed, Washington November 1999
498 thumbnail picture
An image of the stream channel at the Glad Bekken restoration site before restoration. The restoration was conducted to remove and replace an outdated culvert. Then large woody debris was placed in the stream to provide complexity in the streambed.
Stillaguamish watershed, Washington November 1999
499 thumbnail picture
Another view of the stream channel at the Glade Bekken restoration site.
Stillaguamish watershed, Washington November 1999

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Last Updated:
May 12, 2014