'Harvest rate' presentation slideshows

What information is needed to judge the basic health of a stock?

482 views • 37 slides

What information is needed to judge the basic health of a stock?

375 views • 37 slides

Crawling Deep Web Content Through Query Forms

463 views • 36 slides

Abundance of Puget Sound Steelhead near the turn of the 20th century

Abundance of Puget Sound Steelhead near the turn of the 20th century estimated from commercial catch data. Nick Gayeski Wild Fish Conservancy March 14, 2012. Historical abundance of Puget Sound steelhead, Oncorhynchus mykiss, estimated from catch record data.

464 views • 30 slides

Crawlers

Padmini Srinivasan Computer Science Department Department of Management Sciences http:// cs.uiowa.edu / ~ psriniva padmini-srinivasan@uiowa.edu. Crawlers. Basics. What is a crawler? HTTP client software that sends out an HTTP request for a page and reads a resppnse . Timeouts

395 views • 27 slides

Artificial Population Regulation

Artificial Population Regulation. For regulation of populations For commercial harvest Maximum Sustained Yield (MSY) Based on the logistic equation: dN/dt = rN((K-N)/K) Generally found at 1/2 the carrying capacity (K) Formula for MSY H = (Kr)/4. Frequency of Harvest.

358 views • 23 slides

Artificial Population Regulation

Artificial Population Regulation. For regulation of populations For commercial harvest Maximum Sustained Yield (MSY) Based on the logistic equation: dN/dt = rN((K-N)/K) Generally found at 1/2 the carrying capacity (K) Formula for MSY H = (Kr)/4. Frequency of Harvest.

378 views • 23 slides

K/2

Constant Quota fishing at levels approaching the MSY shortens the biomass range the population will recover, and the likelihood of entering the danger zone increases. Once the danger zone is entered fishing must stop or be severely curtailed. Danger zone. Stable biomass range. Catch rate. B.

382 views • 19 slides

Optimizing Your Grain Harvesting System

Optimizing Your Grain Harvesting System . Sam G. McNeill Extension Agricultural Engineer UKREC Princeton, KY 270-365-7541 x 213 smcneill@ca.uky.edu. Biosystems and Agricultural Engineering. Information for Combine(s). Harvesting rate (bu/h) Capacity of grain tank (bu)

461 views • 15 slides

2010 Fall Wild Turkey Hunter Survey Results

2010 Fall Wild Turkey Hunter Survey Results. Mary Jo Casalena , Wild turkey biologist, Pennsylvania Game Commission. 2010 Fall Turkey Seasons. 3 days, mid-week. 6 + 3 days. 12 + 3 days. Closed. Objectives: Estimate female Fall harvest rate Annual survival

254 views • 14 slides

Lecture 22

Lecture 22. Harvest Efficiency . Cycle-Time Equipment Selection.

217 views • 6 slides

Status of the wild salmon stocks

Status of the wild salmon stocks. Will the individual wild salmon stocks reach 50% of the smolt production capacity by 2010?. Interpretation of stock-recruit information. Stock with high productivity:. Stock with low productivity:. Tolerate high harvest rates, large surplus for fishery.

190 views • 5 slides