Results 71 to 80 of about 23,072 (222)
Distribution and Abundance of Juvenile Salmonids off Oregon and Washington, 1981-1985 [PDF]
This report is a summary of the results of 883 purse seine sets made for juvenile salmonids during 15 cruises off the coasts of Oregon and Washington during the springs and summers of 1981-1985.
Fisher, Joseph P., Pearch, William G.
core
Fisheries Production: Management Institutions, Spatial Choice, and the Quest for Policy Invariance [PDF]
The fishery-dependent data used to estimate fishing production technologies are shaped by the incentive structures that influence fishermen’s purposeful choices across their multiple margins of production.
Abbott, Joshua +2 more
core +1 more source
Freshwater eels of the Anguilla genus are experiencing global decline, largely driven by human activity. In Aotearoa‐New Zealand, tuna (both shortfin and longfin eels) are similarly affected, with habitat fragmentation and modification key drivers of their decline.
Nicole A. Whitelock +2 more
wiley +1 more source
Assessment of Atlantic Red Drum for 1999: Northern and southern regions [PDF]
An assessment of the status of the Atlantic stock of red drum is conducted using recreational and commercial data from 1986 through 1998. This assessment updates data and analyses from the 1989, 1991, 1992 and 1995 stock assessments on Atlantic coast ...
Carmichael, John T., Vaughan, Douglas S.
core
This study reveals the nonsignificant effects of economic incentives reducing crop damage by raccoons. Our results also show that while these incentives increase the number of captured raccoons, the additional captures fail to result in measurable reductions in agricultural damage. Abstract BACKGROUND An economic incentive scheme is utilized to enhance
Kota Mameno +4 more
wiley +1 more source
1998 fisheries statistics, Lake Kariba - Zimbabwe shore [PDF]
The report contains data, statistics and information for both the pelagic and inshore fisheries of Lake Kariba for the year 1998. Time series data and notes for the 2 fisheries are included.
Moyo, A., Mugwagwa, M., Songore, N.
core
Contemporary Methods for Capturing Juvenile Salmonids in the Marine Environment
ABSTRACT Anadromous salmonids play vital roles in marine and freshwater ecosystems. The most abundant of these fishes—Pacific salmon (Oncorhynchus spp.)—are integral to coastal ecosystems and communities across the North Pacific Rim, but numerous populations are experiencing dramatic declines, particularly towards the south of their range.
Sean C. Godwin +6 more
wiley +1 more source
Assessment of the efficiency of Funnel net and Hokkaido traps for Astacus leptodactylus Eschscholtz, 1823 catching in ponds [PDF]
Various fishing tools have been used for catching Astacus leptodactylus in the world. In this research, a trap was specially designed for crayfish fishing with some changes in the shape and dimensions of the Hokkaido trap, and its efficiency was compared
Mohammad Javad Vesaghi +4 more
doaj
Fisheries statistical bulletin, Kainji Lake, northern Nigeria, 1997 [PDF]
The bulletin presents summary tables and charts on levels of fishing activity, fishing effort, yields and economic values of yields for the fisheries of Kainji Lake, Nigeria for the year 1997.
core
ABSTRACT Despite their potential to inform sustainable regional harvest and climate‐resilient fisheries management, spatial stock assessment models remain underused for management advice. To identify barriers that inhibit broader use of these methods, we conducted a blinded international simulation experiment mimicking real‐world stock assessment ...
Aaron M. Berger +37 more
wiley +1 more source

