Search results
-
Note sur l'étude d'évaluation de l'impact des pêcheries sur les populations de pétrels à menton blanc Procellaria aequinoctialis et de pétrels gris Procellaria cinerea aux îles Crozet et Kerguelen
Abstract: This study reviews the impact of longline fishing on populations of white-chinned ... shows that the population of white-chinned petrels at Possession Island (Crozet) decreased sharply ... between 1983 and 2004, with the main cause being changes in environmental variables. Nevertheless, the ... decrease in the population was more marked as a result of previous levels of incidental mortality. At ...
Meeting Document : SC-CAMLR-XXVI/BG/22 : Author(s): Délégation française
-
RESEARCH PLAN FOR TOOTHFISH IN DIVISION 58.4.4a & b BY SHINSEI MARU NO. 3 IN 2009/10
longitude grid points (spaced approximately 10 nautical miles apart). Almost all of the research hauls are ... employed for 93 research hauls (three quarters of the total) in order to make an evaluation of the stock ... status and biological characteristics of Dissostichus spp. with the information collected by the Trot ... line system in the same Division in 2007/08. The applied methodology is also considered to maintain the ...
Meeting Document : WG-SAM-09/11 : Author(s): Delegation of Japan
-
Improving CCAMLR’s monitoring and control of transhipments
compliance issues discussed in SCIC, CCAMLR considered proposed revisions to existing measures to improve the ... , no consensus was reached on these proposals. This paper draws Members’ attention to the new work on ... transshipment being carried out by the United Nations Food and Agriculture Organization (FAO) following on a ... recommendation from the Committee on Fisheries (COFI). The report by the FAO on this issue is expected to provide ...
Meeting Document : CCAMLR-XXXVI/BG/17 : Author(s): Delegation of the USA
-
Marine debris: a persistent and emerging threat to antarctic ecosystems
Abstract: CCAMLR has had success in tackling marine debris from local sources in the Southern ... Ocean; however it remains a persistent threat. Current understanding of the distribution and impacts of ... evidence suggests that microplastic concentrations in the Southern Ocean are higher than previously thought ... , and that they are from local and international sources. Knowledge of the impacts of debris ...
Meeting Document : SC-CAMLR-XXXVI/BG/29 : Author(s): Submitted by ASOC
-
Beach debris survey – Main Bay, Bird Island, South Georgia 1998/99
of 310. Nylon line, identical to that attached to longline gear, accounted for 51 % of items.The lower ... line, identical to that attached to longline gear, accounted for 51 % of items.The lower levels ...
Meeting Document : SC-CAMLR-XIX/BG/05 : Author(s): Delegation of the United Kingdom
-
An inter-laboratory comparison of ages estimated for Dissostichus eleginoides using otoliths
, otoliths were taken from 100 fish caught in the South Atlantic, and transverse sections prepared by baking ... , then grinding from the anterior and posterior sides of the otolith. Ages were estimated from the ... otoliths by one reader from the Center for Quantitative Fisheries Ecology at Old Dominion University and ... one reader from the National Institute of Water and Atmospheric Research, without auxiliary ...
Meeting Document : WG-FSA-99/56 : Author(s): J. Ashford (United Kingdom) and P. Horn (New Zealand)
-
Fishing behaviour of Chinese krill fishing fleet
Abstract: Understanding the fishing behavior of a kind of fishery is a very important part of ... developing and managing this fishery comprehensively. In this paper, based on the random walk model, the ... relationship between distance and frequency distribution of the adjacent krill fishing positions were analyzed ... in the subareas of the Commission for Conservation of Antarctic Marine Living Resources (CCAMLR ...
Meeting Document : WG-EMM-17/45 : Author(s): R. Wang and G.P. Zhu
-
Report on bottom fisheries and vulnerable marine ecosystems: draft template and workplan
Abstract: The WG-FSA Subgroup on VMEs was tasked with providing a draft template of a Report on ... the workplan and discussion. It has been compiled by the Subgroup for consideration at WG-EMM in 2010 ... . The structure aims to follow the logic of the fishery reports already provided by WG-FSA: (i) Status ... of the fisheries, (ii) Knowledge on the fish stocks, (iii) Methods, (iv) Assessments of status and ...
Meeting Document : WG-EMM-10/15 : Author(s): WG-FSA Subgroup on VMEs
-
A method for inferring movement rates of fish from mark–recapture data
Abstract: This paper presents methods to infer the rate of movement of fish that are marked ... , released, and subsequently captured. The information that is available is the location and date of the ... release and the recapture. In addition, the intensity of fishing effort (i.e. sampling) by location and ... time is known. The simplest approach is to make a frequency plot of the distance between each release ...
Meeting Document : WG-FSA-05/66 : Author(s): C. Wilcox (Australia)
-
Longline sink rates on a bottom autoline vessel in New Zealand: draft
vessel F.V. San Aotea in New Zealand. The objective of the project was to determine line sink rate, and ... the effect that adding weights to the line had on its sink rate. The vessel used Mustad autoline ... as would be used in normal fishing operations to test the effectiveness of weighting the longline as ... rapid attachment method for Time Depth Recorders was also developed and is documented. The study found ...
Meeting Document : WG-FSA-98/51 : Author(s): N.W. McL. Smith (New Zealand)