Search results
-
Using ecosystem monitoring data to detect impacts
years of its onset, but a fixed reference point method could have provided this sustained indication ... the early 1990s within a few years of its onset, but a fixed reference point method could have provided ... specified in the subheading, or a ‘trend’, a linear change to these parameters over the 20-year simulation ... (Arctocephalus gazella) pup production at South Georgia from the early 1990s within a few years of its onset ... or explicit focus of conservation objectives for animal populations. Furthermore, the state of indicator ... of a baseline normal probability density function (PDF) were established from 20 observations drawn from ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 197–212 : Author(s): Hill, S.L., J. Forcada, P.N. Trathan and C.M. Waluda
-
Foraging behaviour and reproductive success in chinstrap penguins: the effects of transmitter attachment
Islands. In total, one member of each pair at 20 nests and both members of each pair at 10 nests were ... pair at 20 nests and both members of each pair at 10 nests were equipped with a radio transmitter, 120 ... Islands. In total, one member of each pair at 20 nests and both members of each pair at 10 nests were ... , Washington 98115-0070, USA 291 292 seul membre par couple dans 20 nids, et sur les deux membres des ... B paMKax nporpaMMbI AHTKOM no MOHHTopHHry 3KOCHCTeMbI (CEMP), HCnOJIb30BaHHe pa,llHOTeJIeMeTpHH npH3HaHO ... 6bIJIH npHKpenJIeHbI K O,llHOMY H3 '-IJIeHOB Ka)l{,llOH napbI B 20 rHe3,llaX H 060HM '-IJIeHaM Ka ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 291–303 : Author(s): Croll, D.A., J.L. Bengtson, P.L. Boveng, M.E. Goebel and J.K. Jansen
-
A fine-scale model of the overlap between penguin foraging demands and the krill fishery in the South Shetland Islands and Antarctic Peninsula
. In the first analysis, mean foraging distance for chinstrap penguins was increased by 50% (from 20 to 30 km ... , IIO3lyqt:HHOMY B PaAHYCe 100 KM OT K O ~ O H U ~ ~ IIAHrBAHOB B 0 BPeMR Ce30Ha pa3MHOlKeHMX (AeKa6pb ... - M ~ P T ) , B npOLWIOM 6b1na MCIIOnb30BaHbI AHTKOMOM B KaYeCTBl? MHAeKCa YaCTMYHOrO COBIlaAeHMR noTeHqwanbHbIx nnowa ... in Subarea 48.1 has been of concern to CCAMLR for a number of years,. especially for those predators which ...
Science Journal Paper : CCAMLR Science, Volume 2 (CCAMLR Science, Volume 2) : 99–110 : Author(s): Agnew, D.J. and G. Phegan
-
Quantifying movement behaviour of vessels in the Antarctic krill fishery
/ Description: Ten years of recent fine-scale haul-by-haul krill data were used to characterise the behaviour ... for high-quality year-round data on all vessels participating in the krill fishery to assist ... Ten years of recent fine-scale haul-by-haul krill data were used to characterise the behaviour ... for high-quality year-round data on all vessels participating in the krill fishery to assist ... operational data need to be updated because the krill fishery has changed markedly over the last 20 years ... Kingston, Tasmania 7050 Australia Email – so.kawaguchi@aad.gov.au Abstract Ten years of recent fine ... are proposed based on the results from this study. These analyses demonstrate the need for high-quality year ... , assuming 60 n miles for one degree latitude and 30 n miles for one degree longi- tude. The range of area ...
Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 131–148 : Author(s): Kawaguchi, S. and S.G. Candy
-
An integrated stock assessment for the Patagonian toothfish (Dissostichus eleginoides) for the Heard and McDonald Islands using CASAL
Division 58.5.2), using CASAL and data consisting of multi-year random stratified trawl survey (RSTS ... ) for the Heard and McDonald Islands (CCAMLR Division 58.5.2), using CASAL and data consisting of multi-year ... (s 2) 0 0 0 0 0 0 0 0 25 95 0 0 IU U (I U U ) 30 00 71 17 41 50 42 7 11 54 20 04 34 89 ... CASAL and data consisting of multi-year random stratified trawl survey (RSTS) abundance estimates ... présent article est une description de l'évaluation intégrée des stocks de légine australe (Dissostichus ... al., 2002). The esti- mates of cohort strength were then projected for 35 years using a population ...
Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 1–34 : Author(s): Candy, S.G and A.J. Constable
-
Phytoplankton distribution in the mixed layer: implication to krill abundance
buoyancy frequency profile. 343 o 10 20 30 40 .5: 50 0+- D.. (J) ""0 Figure 2: 344 ... N e 0 1 2 3 4 0 1 2 3 4 0 0 10 10 20 20 30 30 40 40 /""'. E '--" 50 50 L +-' 0... ID 60 60 -0 70 70 80 80 ... ,...-.-. 20 E '--" ..c 25 -+-' 0.. ID ""0 30 35 40 45 50 Figure 8: Same as Figure ... 7 for simulation Case B. 4 0 5 10 15 20 ,...-.-. E . '--" 25 ..c -+-' 0.. ID 30 ""0 35 40 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 331–356 : Author(s): Yamazaki, H. and T.R. Osborn
-
Age–length composition of mackerel icefish (Champsocephalus gunnari, Perciformes, Notothenioidei, Channichthyidae) from different parts of the South Georgia shelf
of the area. It is implied that part of tlne western group migrates towards Shag Rocks at the age of 2-3 years ... towards Shag Rocks at the age of 2-3 years. It has been found that, by number, recruits represent ... Rocks were only observed in five out of 20 abundant year classes at South Georgia (1975,1981,1985,1986 ... ) but more frequently at age 2+ (20-25 cm length). It should also be noted that some C. gunnnvi year ... of 2-3 years. It has been found that, by number, recruits represent the largest part of tlne population ... g~l117CIri) Ha pa3JIl lYHbIX Y Y a C T K a X p a f i o ~ a F O X H O G r e ~ p r k i k i HCIlOJIb30 ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 133–146 : Author(s): Frolkina, G.A
-
The biology, ecology and development of fishery management advice for the anomuran crabs at South Georgia (CCAMLR Subarea 48.3)
–0.5 05.1–2.50 2.51–10.00 10.10–20.00 44°15'W 43°30'W 42°45'W 42°0'W 41 ... Survey High Cross, Madingley Road Cambridge CB30ET United Kingdom Email – markb@bas.ac.uk ... data (1990–2010). Catch (kg) KCV 1.0–5.0 5.1–15.0 15.1–30.0 30.1–55.0 Catch (kg) KCF 0.1 ... °15'W 40°30'W 39°45'W 39°0'W 38°15'W 37°30'W 36°45'W 36 ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 1–15 : Author(s): Belchier, M., T. Peatman and J. Brown
-
Low breeding success of the Adélie penguin at Béchervaise Island in the 1998/99 season
fewer local trips and both sexes spent longer at sea than in years of higher breeding success. Meal ... fewer local trips and both sexes spent longer at sea than in years of higher breeding success. Meal ... during mid-January each year at longitude 60°E. Chick Growth (CEMP A7) About 30 chicks were weighed ... penguins in relation to food availability in fast sea-ice areas: comparison between years. J. Anim. Ecol ... spent longer at sea than in years of higher breeding success. Meal masses brought back to the chicks ... ) H a 0 - B e 6 e L L I e p ~ 3 3 B C e 3 0 H e 1998199 F., XapaKTepM30BaBLLIeMCII HII3KHM PeIIpOHYKTIIBHbIM YCIIeXOM ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 151–167 : Author(s): Irvine, L.G., J.R. Clarke and K.R. Kerry
-
The foraging range of Adélie penguins at Béchervaise Island, Mac. Robertson Land, Antarctica, and its overlap with the krill fishery
sources. File: 20-Kerry-et-al.pdf ... predators to successfully raise their chicks. The krill catch in the Indian Ocean sector of the Southern ... -6 or Toyocom 2038 PTf set on a 50s repeat transmission cycle. These were packaged together ... front was determined for each 0.20 longitude at various dates throughout the summer. 3. RESULTS ... of the breeding cycle and the distance and the direction of travel are given in Table 1. The tracks, together ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 337–344 : Author(s): Kerry, K.R., J.R. Clarke and G.D. Else