Documents

Document Number	Title	Agenda Item(s)
WG-EMM-98/01 More Info	Provisional and Annotated Provisional Agenda for the 1998 Meeting of the Working Group on Ecosystem Monitoring and Management (WG-EMM) Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/02 More Info	List of participants Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/03 More Info	List of documents Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/04 Rev. 2 More Info	CEMP indices 1998: summary of anomalies and trends Secretariat Abstract: The CCAMLR Ecosystem Monitoring Program uses indices derived from data on indicator species and the environment collected by standard methods within the three integrated study regions of the Convention Area. Standardised index values are re-calculated each year as new data become available. Trends and anomalies are presented for data at hand. Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/05 More Info	Revision of the fishery–foraging overlap model Secretariat Abstract: The fishery-foraging model of Agnew and Phegan (1995) was reviewed by the Working Group on Ecosystem Monitoring and Management and its Subgroup on Statistics in 1997. The review found that the index calculated in that model did not directly measure overlap between penguin foraging demands and the krill fishery in waters around the South Shetland Islands and Antarctic Peninsula, but rather Read More Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/06 More Info	Development of standard methods for environmental data Secretariat Abstract: At the request of WG-EMM-97, the Secretariat has revised the draft standard method for index F2 (sea-ice), drafted a standard method for index F5 (sea surface temperature), and begun documenting meteorological data and methodologies which may be used for calculating the draft indices F1 (sea-ice cover viewed from a CEMP site), F3 (local weather at a CEMP site) and F4 (snow cover at a CEMP Read More Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/07 Rev. 1 More Info	Report on fine-scale krill data for the 1996/97 season Secretariat Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/08 More Info	Status and trends of Antarctic sealsReport of SCAR Report of SCAR Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/09 More Info	Human activity and disturbance: building an Antarctic site inventory R. Naveen, Oceanites (USA) Abstract: There have been numerous human intrusions in the Antarctic Peninsula and west of the Peninsula. The region is where many Antarctic research stations are situated, and also where the bulk of Antarctic shipboard tourism takes place. A brief summary of this human history in Antarctica reveals a wide range of real and possible disturbances. Potential impacts from human activities continue to exist Read More Submitted By: Admin Admin (CCAMLR Secretariat) Approved By: Ms Doro Forck (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/10 More Info	Comments of the Antarctic site inventory project on the application of the Standard Method A6 ‘penguins breeding success’ Secretariat Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/11 More Info	Monitoring changes in coastal fish populations by the analysis of pellets of the Antarctic shag Phalacrocorax bransfieldensis: a new proposed standard method R. Casaux and E. Barrera-Oro (Argentina) Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/12 More Info	The principal results of YugNIRO complex studies in the Indian sector of the Antarctic V.I. Bondarenko, V.A. Bibik, V.V. Gerasimchook, E.P. Goubanov, A.V. Romanov and B.G. Trotsenko (Ukraine) Abstract: In 1997 it was 30 years from the moment of launching YugNIRO fisheries studies in the Antarctic. Two essential points should be emphasized in the ideology and methodology of the studies carried out. Firstly, complex monitoring is their basis: in addition to the determination of the commercial potential of fish species and krill, study of the Antarctic ecosystem with its non-biological part Read More Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/13 More Info	Preliminary results of biological studies in the 1st Ukrainian Antarctic expedition in Subarea 48.2 in March 1997 V.A. Bibik (Ukraine) Abstract: In March - early April 1997 biological, oceanographic and geological operations were carried out on the Ukrainian scientific research vessel "E. Krenkel" in subarea 48.2. The similar observations, but in much less amount, were carried out in subarea 48.1. The preliminary results of biological studies make possible to characterize the krill population state, other functionally significant Read More Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/14 More Info	VNIRO program on remote monitoring of oceanographic conditions in fishing areas of the World Ocean (the southwestern Atlantic and the southeastern Pacific) G.P. Vanyushin, T.B. Barkanova and A.A. Troshkov (Russia) Abstract: The paper presents a program of application of satellite and ship monitoring data on dynamics of the sea surface temperature (SST) in fishing areas For various time intervals (week, month, year, etc.). Sample monitoring of fishing areas in the south-western Atlantic and the southeastern Pacific includes: a set of maps of weekly mean SST and monthly mean SST; resulted maps of gradients, Read More Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/15 More Info	Diet and foraging effort of Adélie penguins in relation to pack-ice conditions in the southern Ross Sea D.G. Ainley (USA), P.R. Wilson, K.J. Barton (New Zealand), G. Ballard, N. Nur (USA) and B. Karl (New Zealand) Abstract: We investigated the diet and aspects of foraging effort among Adélie Penguins Pygoscelis adeliae breeding at three colonies on Ross Island, in the southwestern Ross Sea -- Capes Royds, Bird and Crozier -- during the chick provisioning period of three austral summers, 1994-95, 1995-96 and 1996-97. During the study period, pack-ice cover differed in waters offshore of these colonies, by colony, Read More Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/16 More Info	Report of the Workshop on Area 48 (La Jolla, USA, 15 to 26 June 1998) Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/17 More Info	Decline of Antarctic fur seal (Arctocephalus gazella) population at SSSI No. 32, South Shetlands, Antarctica, during 1997/98: a discussion of possible causes R. Hucke-Gaete, D. Torres, A. Aguayo and V. Vallejos (Chile) Abstract: Little is known of what happened after the exploitation period with the population of Antarctic fur seal (Arctocephalus gazella) on the Antarctic peninsula region, specifically on the South Shetland archipelago. We compiled historical information for Cape Shirreff and San Telmo islets located on the northen tip of Livingston island, where the most important colony of this species on the South Read More Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/18 More Info	Occurrence of Antarctic krill (Euphausia superba) concentrations in the vicinity of the South Shetland Islands: relationship to environmental parameters T. Ichii, K. Kayatama, N. Obitsu, H. Ishii and M. Naganobu (Japan) Abstract: The influences of abiotic and biotic parameters on the occurrence of Antarctic krill (Euphausia superba) concentrations were studied in the waters north of the South Shetland Islands, a major krill fishing ground in the Antarctic, during the 1990/1991 austral summer. From early to mid-summer krill density increased and showed distinct offshore-inshore differences in abundance and maturity Read More Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/19 More Info	On the possibility of practical utilisation of krill target strength TS in situ obtained on the basis of EK-500 measurements S.M. Kasatkina (Russia) Abstract: Comparative analysis of krill length distribution in the echosurvey area, obtained with trawl and acoustic methods is presented. Besides, the acoustic estimate of krill length composition was obtained on the basis of the empiric model by Greene et al. (1991) using estimates of target strength in situ at the frequency of 120 kHz as measured with echosounder EK-500 (split-beam) principle). Krill Read More Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/20 More Info	Catchability of midwater trawls in relation to krill fishery S.M. Kasatkina (Russia) Abstract: The relation between mid-water trawl catchability and its construction, trawling regime, krill aggregations distribution in the study area is discussed. It is shown that while the trawl selectivity affects krill length composition in each trawl sample, the trawl catchability affects the estimation of total krill lengths distribution, obtained on the basis of trawl samples from different Read More Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/21 More Info	Some comments on the procedure of krill target strength assessment in echosurveys S.M. Kasatkina (Russia) Abstract: The impact of midwater trawl selectivity and catchability upon TS and TS 1 kg estimates in echosurveys is discussed. It is known that krill abundance and biomass estimation should be considered as two independent tasks with different requirements to midwater trawl utilization in echosurveys. Application of the proposed method of mean weighted TS 1 kg estimation provides the biomass estimation Read More Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/22 More Info	SCAR Bird Biology Subcommittee Ad Hoc Working Group on Seabirds at Sea Methodology SCAR Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/23 More Info	Secretariat work in support of WG-EMM Secretariat Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/24 More Info	Hydroacoustic and net krill sampling methods Area 48 survey (decisions and recommendations of the Scientific Committee and its working groups) Secretariat Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/25 More Info	Report from the Steering Committee for the synoptic survey of Area 48 Steering Committee Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/26 More Info	Report of the 1996 APIS Survey Design and Implementation Workshop Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/27 More Info	Report of the Meeting of the SCAR Group of Specialists on Seals Submitted by SCAR Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/28 More Info	Foraging trip duration in male and female macaroni penguins at Bouvetøya F. Mehlum, K. Isaksen and V. Bakken (Norway) Abstract: The CEMP Standard Methods for monitoring foraging trip duration in Macaroni Penguins recommend using only males. However, males attend the chicks at the nest during most of the brooding period, while the females make frequent foraging trips. We analysed data from 17 males instrumented with VHF-transmitters in the middle of the brooding period (chick age 12-18 days) and 17 females instrumented Read More Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/29 More Info	Green krill, the indicator of micro- and nano-size phytoplankton availability to krill S. Kawaguchi, T. Ichii and M. Naganobu (Japan) Abstract: Size fractionated chlorophyll-a concentrations of surface seawater was measured (pico-, nano-, and micro-size fractions) during commercial krill operations in the waters north of the South Shetland Islands from late December, 1991 to mid-February, 1992. The proportion of green krill had significant regressions with chlorophyll-a concentrations in micro and nano- size fraction. This result Read More Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/30 More Info	Status of the Polish FIBEX acoustic data from the west Atlantic P.N. Trathan (UK), J. Kalinowski (Italy) and I. Everson (UK) Abstract: Acoustic data from the Polish FIBEX survey in the West Atlantic were examined to check the consistency of krill abundance estimates against the results of the other FIBEX survey vessels. The results indicated that there was a high level of consistency between the results from the Polish vessel and those from the other vessels that operated in the Peninsula region and in the West Atlantic. Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/31 More Info	Pursuit and polynyas in the Ross Sea, Antarctica M. Naganobu, T. Tanaka, Y. Okada, N. Kimura and S. Matsumura (Japan) Abstract: Polynyas accelerate oceanic and atmospheric processes. We additionally think polynyas influence biological activity. We pursued daily transition of polynyas in the Ross Sea, Antarctica from 1978 through 1994 using images of sea ice concentrations by the satellite microwave observations. A typical polynya existed in the inner area of the Ross Sea in November of the each year. The shape of the Read More Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/32 More Info	Krill distribution in the western Atlantic sector of the Southern Ocean during 1983/84, 1984/85 and 1987/88 on the basis of the Soviet mesoscale surveys with Isaacs Kidd midwater trawl V.A. Sushin and K.E. Shulgovsky (Russia) Abstract: In the paper the results of the investigations on three mesoscale surveys covering wide area of krill between Antarctic Peninsula and South Georgia Island are considered. Surveys including from 158 to 202 stations were carried out by Soviet research vessels in summer-autumn periods of 1983/84 and 1987/88 and in a spring period 1984/85 by a standard grid of stations according to the standard Read More Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/33 More Info	Proportional recruitment indices of Antarctic krill from Japanese fisheries data in Subareas 48.1, 48.2 and 48.3 during 1980 through 1997 S. Kawaguchi, T. Ichii and M. Naganobu (Japan) Abstract: Proportional recruitments (R1 and R2) were calculated for Subareas 48.1, 48.2 and 48.3 from logbook data of Japanese commercial krill fisheries during 1980 to 1997. Inter-annual patterns of R1 and R2 in Subarea 48.1 generally showed similar trends to Siegel et al. (1 998)'s values around the Elephant Island. However, the values especially R1 in this study were extremely smaller than Siegel et Read More Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/34 More Info	Phytoplankton standing stocks in relation to krill in Antarctic waters X.N. Verlecar, R. Vijayakumar, F. Saldhana and L. Martins (India) Abstract: Investigations on krill trawl operations in the southern ocean were accompanied by the phytoplankton and zooplankton studies during the First Indian Antarctic Krill Expedition. The study area which lies between latitude 56° to 61° 17's and longitude 30° to 40°E is characterized by cold surface waters with temperature ranging from 0 to 3° C and high nutrient content. Phytoplankton cell counts Read More Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/35 More Info	Studies on zooplankton with special reference to krill from the Indian Ocean sector of the Southern Ocean K.L. Bhat, R. Vijayakumar and V. Jaya Sree (India) Abstract: Distribution, abundance and species composition of zooplankton collected during the First Indian Antarctic Krill Expedition were studied. Zooplankton biomass values ranged fiom 9.79 to 303.62m1./100m-3 (x=142.14±77.02). High standing stock values were recorded in the study area where copepods, chaetognaths, euphausiids and salps were the dominant taxa. Copepoda formed the major constituent of Read More Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/36 More Info	Hydroacoustic assessment of krill in Area 58 of the Indian Ocean sector of the Antarctic region Z. Klusek and A. Anrose (India) Abstract: On the basis of acoustically registered krill swarms along a 1097 nm transect in the area 58 of Indian Ocean Sector of Antarctic region, the biomass density of krill, their spatial and depth distribution are presented. The mean density of krill biomass between 60°00'S and 61°00' S parallels 34°00'E and 40°00'E meridian was recorded as 0.6t.km-2. Presence of krill was not observed north of 60° Read More Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/37 More Info	Biology, distribution and abundance of Antarctic krill (Euphausia superba) and by-catch A. Anrose, Z. Klusek, M.K.R. Nair and M. R. Bhoopendranath (India) Abstract: During the First Indian Antarctic Krill Expedition (FIKEX), krill samples were collected from 34 stations of fishing area 58 in Indian Ocean sector of Antarctic region between lat.57°53'S to 61°13'S and long.30°02'E to 40°05'E. These were analysed onboard FORV Sagar Sampada for the study of biology, distribution and abundance. The samples were collected for a period of 18 days from 26th Read More Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/38 More Info	Investigations on midwater trawling for krill (Euphausia superba) in the Southern Ocean M.R. Bhoopendranath, M.K.R. Nair, A. Anrose and V.C. George (India) Abstract: Results of harvesting operations for Antarctic krill (Euphausia superba) in Fishing Area 58 in the Indian Ocean Sector of Southern Ocean, during the First Indian Antarctic Krill Expedition (27 December 1995 - 10 March 1996) on board FORV Sagar Sampada are summarised in this paper. 18 hauls were made using a 2.5 m Isaacs-Kidd Midwater Trawl (IKMT) in the area 59°00’-61°08' S lat; 30°04'-40°04' Read More Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/39 More Info	Studies on Antarctic krill (Euphausia superba) biochemical and processing aspects C.N. Ravishankar and K. Ashok Kumar (India) Abstract: Antarctic krill harvested from Southern ocean during the First Indian Antarctic Krill Expedition, was processed onboard FORV Sagar Sampada and the biochemical parameters of frozen stored samples were studied. The mince was extracted and various products were prepared. The chemical composition are similar to other related species. The fluoride in the shell migrated into the meat on frozen Read More Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/40 More Info	Product development from Antarctic krill and test marketing M.K.R. Nair, S. Girija, K.K. Muhammad Basheer and M.K. Venu (India) Abstract: Antarctic krill (Euphausia superba) harvested during the First Indian Antarctic Krill Expedition were subjected to primary processing like freezing, preparation of minced meat etc. on board the vessel. On reaching the shore these primary products were further processed into several value added products which included dried, canned, frozen and other speciality products and by-products. Read More Approved By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/41 More Info	Products for human consumption from krill (Euphausia superba) J. Joseph, V. Muraleedharan, R. Thankamma and C.N. Ravishankar (India) Abstract: Studies were conducted to formulate different products using krill meat stored for 2 months at -30°C and one month at -20°C. Dried krill of good quality could be prepared by blanching krill in boiling 5% Na Cl solution for 5 minutes and then sundrying. Incorporation of krill mince even at a level of 10% to fish mince during production of surimi and fish paste affected the quality. Though a Read More Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/42 More Info	Biochemical investigations on Antarctic krill (Euphausia superba) M.R. Raghunath, T.V. Shankar, A.G. Radhakrishnan, S. Mathew, K. Ammu, C.N. Ravishankar, K. Jayan and L. Jose (India) Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/43 More Info	Otolith size in the mackerel icefish I. Everson and B. Bendall (UK) Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/44 More Info	The Area 48 synoptic survey: an adaptive survey design J. Watkins, A. Murray and I. Everson (UK) Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/45 More Info	Evaluation of de la Mare’s composite standardised index for generating a simple time-series summary of many long-term datasets on Antarctic predators: consequences of missing values and criteria for inclusion of predator parameters A. Constable (Australia) Abstract: In 1997, de la Mare presented a statistic (labelled the Composite Standardised Index at the Workshop on Area 48) to WG-EMM for generating a simple time-series index of many long-term datasets on Antarctic predators. The value of the index in a given year is dependent on the specific parameters present in that year. In this respect, the robustness of the index is dependent on that subset of Read More Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/46 More Info	CCAMLR Standard Method A3b P. Wilson (New Zealand) Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/47 More Info	Some suggestions for acoustic protocols for the synoptic survey of FAO Area 48 D.A. Demer (USA) Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/48 More Info	A model at the level of the foraging trip for the indirect effects of krill (Euphausia superba) fisheries on krill predators M. Mangel and P.V. Switzer (USA) Abstract: We present a model at the level of the foraging trip for the effects of a fishery on krill (Euphausia superba) predators, using the Adelie penguin (Pygoscelis adeliae) as a model organism. The model involves: (i) the description of the biomass and spatial distribution of krill; (ii) the effects of the fishery on the krill; (iii) the description of penguin breeding; and (iv) the indirect Read More Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/49 More Info	AMLR 1997/98 Field Season Report: Objectives, accomplishments and tentative conclusions US Delegation Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/50 More Info	Interannual variability of krill, salp and other zooplankton populations in the South Shetland Island area during Austral summer 1993–1998 V. Loeb, W. Armstrong, R. Hewitt (USA) and V. Siegel (Germany) Abstract: The summer 1998 AMLR field season followed late-forming but spatially extensive winter sea ice in the Antarctic Peninsula region. Overall krill length/maturity composition reflected poor recruitment from the past two years. Unusually small juvenile krill in 1998 suggested that survival success was limited to late-spawned eggs and larvae in 1997. Delayed spawning and few larval krill in 1998 Read More Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/51 More Info	Acoustic estimates of krill density at South Georgia during 11 austral summers between 1981 and 1998 A.S. Brierley, J.L. Watkins, C. Goss, M.T. Wilkinson and I. Everson (UK) Abstract: Acoustic estimates of densities of Antarctic krill, Euphausia superba, at South Georgia are presented for eleven austral summers between 1981 and 1998. Krill abundance at the island fluctuated widely from year to year over this time, ranging from ?2 to ?150 gm-2 (wet weight). The 1982, 199 1 and 1994 austral summer seasons were characterised by particularly low abundances of krill. For five of Read More Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/52 More Info	Natural fluctuations in the abundance of krill with due regard to global climate changes in the southern hemisphere: forecasting possibilities K. Shust (Russia) Abstract: The eco systematic studies in biology and hydrology conducted in the Atlantic sector of the South Ocean in recent years made it possible for scientists to establish a rather clear relationship among the winter and spring ice cover variations, summer water surface temperature, and "success" in the reproduction of krill (Euphausia superba) and salp (Salpa tompsoni) (SC-CAMLR-XVI4; SC-CAMLR-XVV3 Read More Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document
WG-EMM-98/53 More Info	The Area 48 synoptic survey: three possible approaches J. Watkins, A. Murray and I. Everson (UK) Submitted By: Admin Admin (CCAMLR Secretariat) Request Meeting Document

WG-EMM-98

Agenda