Publications

Note: Most of these articles are available as PDFs through either my MMRU Publication website or through my ResearchGate profile.

Storlund RL, Rosen DAS, Haulena M, Sanatani S, Vander Zaag J, Trites AW (2024). Ultrasound images of the ascending aorta of anaesthetized northern fur seals and Steller sea lions confirm that the aortic bulb maintains continuous blood flow. Journal of Experimental Zoology Part A 341:458–469 (DOI: 10.1002/jez.2799).

Adamczak SK, McHuron EA, Christiansen F, Dunkin R, McMahon CR, Noren S, Pirotta E, Rosen DAS, Sumich J, Costa DP (2023). Growth in marine mammals: a review of growth patterns, composition, and energy investment. Conservation Physiology 11(1):coad035 (DOI: 10.1093/conphys/coad035).

Anderson C, Tang K, Pace C, Rosen DAS, Haulena M (2023). Use of midazolam and butorphanol to sedate harbor seal pups (Phoca vitulina) undergoing rehabilitation. Marine Mammal Science 39(3):940-946 (DOI: 10.1111/mms.13032).

Booth C, Guilpin M, Darias-O’Hara A-K, Ransijn J, Ryder M, Rosen DAS, Pirotta E, Smout S, McHuron E, Nabe-Nielsen J, Costa D (2023). Estimating energetic intake for marine mammal bioenergetic models. Conservation Physiology 11(1): coac083 (doi: 10.1093/conphys/coac083)

Fiorko KRN, Shuert CR, Cheung WWL, Ferguson SH, Jonsen ID, Rosen DAS, Sumaila UR, Tai TC, Yurkowski DJ, Auger-Méthé M (2023). Linking movement and dive data to prey distribution models: new insights in foraging behaviour and potential pitfalls of movement analyses. Movement Ecology 11:17 (DOI: 0.1186/s40462-023-00377-2).

Iskandar S, Adelsheim, J, Rosen, DAS (2023). The effects of age and sex on the energy intake of captive sea otters (Enhydra lutris): implications for captive management and species conservation. Aquatic Mammals 49(4):347-355 (DOI: 10.1578/AM.49.4.2023.347).

Linnehan BK, Leedam JE, Rosen, DAS, Haulena M (in press). Normal pre- and post-prandial bile acids and Protein C values vary by age in harbor seal pups (Phoca vitulina richardsi) undergoing rehabilitation. American Journal of Veterinary Research 84(7) (DOI: 10.2460/ajvr.23.03.0057).

Noren S, Rosen, DAS (2023). What are the metabolic rates of marine mammals and what factors impact this value: a review.  Conservation Physiology 11(1):coad077  (DOI: 10.1093/conphys/coad077).

Thometz NM, Rosen DAS, Hermann-Sorensen H, Meranda M, Pardini M, Reichmuth C (2023) Maintaining control: metabolism of molting Arctic seals when hauled out and in water. Journal of Experimental Biology 226(1): jeb244862 (DOI:10.1242/jeb.244862 ).

McHuron E, Adamczak S, Arnould J, Ashe E, Booth C, Bowen WD, Christiansen F, Chudzinska M,  Costa D, Fahlman A, Farmer N, Fortune S, Gallagher C, Keen K, Madsen P, McMahon C, Nabe-Nielsen J, Noren D, Noren S, Pirotta E, Rosen D, Speakman C, Williams R, Villegas-Amtmann S (2022). Key questions in marine mammal bioenergetics. Conservation Physiology 10(1):coac055 (doi: 10.1093/conphys/coac055).

McHuron EA, Rosen DAS, Carpenter J, Leonard P, Sirpenski G, Sterling JT (2022) Variation in body mass and food intake of northern fur seals (Callorhinus ursinus). Marine Mammal Science. 38(3):1160-81. (doi: 10.1111/mms.12919.

Rosen DAS, Thometz NM, Reichmuth C (2021) Seasonal and developmental patterns of energy intake and growth in Alaskan ice seals. Aquatic Mammals 47(6): 559-573 (doi: 10.1578/AM.47.6.2021.559).

Rosen DAS (2021) The effect of food restriction on growth rates in Steller sea lions, Eumetopias jubatus. Marine Mammal Science 37: 1524–1530 (doi: 10.1111/mms.12813)

Storlund RL, Rosen DAS, Trites AW (2021) Electrocardiographic scaling reveals differences in ECG interval durations between marine and terrestrial mammals. Frontiers in Physiology 12:1595 (doi: 10.3389/fphys.2021.690029).

Storlund RL, Rosen DAS, Margiocco M, Haulena M, Trites AW (2021) Cardiac examinations of anesthetized Steller sea lions (Eumetopias jubatus), northern fur seals (Callorhinus ursinus), and a walrus (Odobenus rosmarus). Journal of Zoo and Wildlife Medicine 52:507-519. (doi:10.1638/2020-0054)

Thometz, NM, Hermann-Sorensen H, Russell B, Rosen DAS, Reichmuth C (2021) Molting strategies of Arctic seals drive annual patterns in metabolism. Conservation Physiology 9(1):coaa112. (doi: 10.1093/conphys/coaa112)

Diaz Gomez M, Rosen DAS, Forster IP, Trites AW (2020) Prey composition impacts lipid and protein digestibility in northern fur seals, Callorhinus ursinus. Canadian Journal of Zoology 98:681-689.

Ladds M, Rosen DAS, Gerlinsky CD, Slip D, Harcourt, R. (2020). Diving deep into trouble: The role of foraging strategy and morphology in adapting to a changing environment. Conservation Physiology 8:coaa111.

Rosen DAS (2020) Resting and swimming metabolic rates in juvenile walruses (Odobenus rosmarus). Marine Mammal Science 37:162-172.

Kwan HH, Culibrk L, Taylor GA, Leelakumari S, Tan R, Jackman SD, Tse K, MacLeod T, Cheng D, Chuah E, Kirk H, Pandoh P, Carlsen R, Zhao Y, Mungall AJ, Moore R, Birol I, Marra MA, Rosen DAS, Haulena M, Jones SJM (2019) The genome of the Steller sea lion (Eumetopias jubatus). Genes 10:486.

Trites AW, Rosen DAS (2019) Synthesis of scientific knowledge and uncertainty about population dynamics and diet preferences of harbour seals, Steller sea lions and California sea lions, and their impacts on salmon in the Salish Sea. Technical Workshop Proceedings. May 29-30, 2019, Marine Mammal Research Unit, University of British Columbia Vancouver, BC. pp. 67

Gerlinsky CD, Haulena M, Trites AW, Rosen DAS (2018) Reference ranges and age-related and diving exercise effects on hematology and serum chemistry of female Steller sea lions (Eumetopias jubatus). Zoo and Wildlife Medicine 49:18-29.

Rosen DAS, Gerlinsky C, Trites AW (2018) Telemetry tags increase the costs of swimming in northern fur seals, Callorhinus ursinus. Marine Mammal Science 34:385-402.

Trites AW, Rosen DAS (2018) Availability of Prey for Southern Resident Killer Whales. Technical Workshop Proceedings. November 15–17, 2017. Marine Mammal Research Unit, Institute for the Oceans and Fisheries, University of British Columbia, Vancouver, B.C., 64 pages

Ladds MA, Rosen DAS, Slip DJ, Harcourt RG (2017). Proxies of energy expenditure for marine mammals: an experimental study of “the time trap”.  Scientific Reports 7:11815.

Ladds MA, Rosen DAS, Slip DJ, Harcourt RG (2017) On the utility of accelerometers to predict stroke rate using captive fur seals and sea lions. Biology Open 6:1396-1400.

Rosen DAS, Hindle AG, Gerlinsky C, Goundie E, Hastie GD, Trites AW (2017) Physiological constraints and energetic costs of diving behaviour in marine mammals: a review of studies using trained Steller sea lions diving in the open ocean. Journal of Comparative Physiology B 187:29-50. (doi: 10.1007/s00360-016-1035-8)

Rosen DAS, Worthy GAJ (2017) Nutrition and Energetics. In: CRC Handbook of Marine Mammal Medicine, Third edition. Dierauf L, Gulland FMD. eds.  CRC Press. Pages 695-738.

Diaz Gomez M, Rosen DAS, Trites AW (2016) Net energy gained by northern fur seals (Callorhinus ursinus) is impacted more by diet quality than by diet diversity. Canadian Journal of Zoology  94:123-135. (doi:10.1139/cjz-2015-0143)

Fahlman A, Moore M, Trites AW, Rosen, DAS, Haulena M, Waller N, Neale T, Yang M, Thom SR (2016) Dive, food, and exercise effects on blood microparticles in Steller sea lions (Eumetopias jubatus): exploring a biomarker for decompression sickness. American Journal of Physiology 310:R596-R601. (doi:10.1152/ajpregu.00512.2015)

Rosen DAS, Hindle AG (2016) Fasting. In: Marine Mammal Physiology: Requisites for Ocean Living. Castellini MA, Mellish J-A. eds. CRC Press. Pages 169-192.

Volpov BL, Goundie ET, Rosen DAS, Trites AW, Arnould JPY (2016) Transiting to depth disrupts the relationship between overall dynamic body acceleration and oxygen consumption in freely diving Steller sea lions. Marine Ecology Progress Series 562:221–236. (doi:10.3354/meps11943)

Volpov B L, Rosen DAS, Hoskins AJ, et al. (2016) Dive characteristics can predict foraging success in Australian fur seals (Arctocephalus pusillus doriferus) as validated by animal-borne video. Biology Open 5:262-271. (doi:10.1242/bio.016659)

Ware C, Trites AW, Rosen DAS, Potvin J (2016) Averaged Propulsive Body Acceleration (APBA) can be calculated from biologging tags that incorporate gyroscopes and accelerometers to estimate swimming speed, hydrodynamic drag and energy expenditure for Steller sea lions. PloS one 11:e0157326. (doi:    10.1371/journal.pone.0157326)

Bataille BC, Sakamoto KQ, Nordstrom CA, Rosen DAS, Trites AW (2015) Accelerometers identify new behaviors and show little difference in the activity budgets of lactating northern fur seals (Callorhinus ursinus) between breeding islands and foraging habitats in the eastern Bering Sea. PloS One 10:e0118761. (doi:10.1371/journal. pone.0118761)

Dalton AJM, Rosen DAS, Trites AW (2015) Resting metabolic rate and activity: Key components of seasonal variation in daily energy expenditure for the northern fur seal (Callorhinus ursinus). Canadian Journal of Zoology 93:635-644. (doi:10.1139/cjz-2014-0313)

Goundie ET, Rosen DAS, Trites AW (2015) Dive behaviour can predict metabolic expenditure in Steller sea lions. Conservation Physiology 3:1-12. (doi:10.139/conphys/cov052)

Goundie E, Rosen DAS, Trites AW (2015) Low prey abundance leads to less efficient foraging behaviour in Steller sea lions. Journal of Experimental Marine Biology and Ecology 470:70-77. (doi: 10.1016/j.jembe.2015.05.008)

Marshall CD, Rosen DAS, Trites AW (2015) Feeding kinematics and performance of basal otariid pinnipeds, Steller sea lions (Eumetopias jubatus), and northern fur seals (Callorhinus ursinus): implications for the evolution of mammalian feeding. Journal of Experimental Biology 218:3229-3240. (doi: 10.1242/jeb.126573)

Rosen DAS, Gerlinsky CD, Trites AW (2015) Evidence of partial deferment of digestion during diving in Steller sea lions (Eumetopias jubatus). Journal of Experimental Marine Biology and Ecology 469:93-97. (doi: 10.1016/j.jembe.2015.04.017)

Spitz J, Becquet V, Rosen DAS, Trites AW (2015) A nutrigenomics approach to detect nutritional stress from gene expression in blood samples drawn from Steller sea lions. Comparative Biochemistry and Physiology 187:214-223. (doi:10.1016/j.cbpa.2015.02.006)

Stricker CA, Christ AM, Wunder MB, Doll AC, Farley SD, Rea LD, Rosen DAS, Scherer RD, Tollit DJ (2015) Stable carbon and nitrogen isotope trophic enrichment factors for Steller sea lion vibrissae relative to milk and fish/invertebrate diets. Marine Ecology Progress Series 523:255-266. (doi: 10.3354/meps11205)

Volpov BL, Rosen DAS, Trites AW, Arnould JPY (2015) Validating the relationship between 3-dimensional body acceleration and oxygen consumption in trained Steller sea lions. Journal of Comparative Physiology B 185:695–708. (doi:10.1007/s00360-015-0911-y)

Dalton AJM, Rosen DAS, Trites AW (2014) Broad thermal capacity facilitates the primarily pelagic existence of northern fur seals (Callorhinus ursinus). Marine Mammal Science 30:994-1013. (doi:10.1111/mms.12103)

Dalton AJM, Rosen DAS, Trites AW (2014) Season and time of day affect the ability of accelerometry and the doubly labeled water methods to measure energy expenditure in northern fur seals (Callorhinus ursinus). Journal of Experimental Marine Biology and Ecology 452:125-136. (doi: 10.1016/j.jembe.2013.12.014)

Gerlinsky CD, Rosen DAS, Trites AW (2014) Sensitivity to hypercapnia and elimination of CO2 following diving in Steller sea lions (Eumetopias jubatus). Journal of Comparative Physiology B 184:535-544. (doi:10.1007/s00360-014-0819-y)

Gerlinsky C, Trites AW, Rosen DAS (2014) Steller sea lions (Eumetopias jubatus) have greater blood volumes, higher diving metabolic rates and a longer aerobic dive limit when nutritionally stressed. Journal of Experimental Biology 217:769-778. (doi:10.1242/jeb.089599)

Rosen DAS, Trites AW (2014) Thermal limits in young northern fur seals, Callorhinus ursinus. Marine Mammal Science 30:1014-1028. (doi:10.1111/mms.12097)

Rosen DAS, Volpov BL, Trites AW (2014) Short-term episodes of imposed fasting have a greater effect on young northern fur seals (Callorhinus ursinus) in summer than in winter. Conservation Physiology 2:1-9. (doi:10.1093/conphys/cou021)

Fahlman AL, Svard C, Rosen DAS, Wilson RP, Trites AW (2013) Activity is a useful proxy to estimate metabolic rate in Steller sea lions (Eumetopias jubatus) and allows partitioning of the metabolic cost of diving versus breathing at the surface regardless of nutritional state. Aquatic Biology 18:175-184. (doi: 10.3354/ab00500)

Fortune SME, Trites AW, Mayo CA, Rosen DAS, Hamilton PK (2013) Energetic requirements of North Atlantic right whales and the implications for species recovery. Marine Ecology Progress Series 478:253-272. (doi:10.3354/meps10000)

Gerlinsky C, Rosen DAS, Trites AW (2013) High diving metabolism results in short calculated aerobic dive limits for Steller sea lions (Eumetopias jubatus). Journal of Comparative Physiology B 183:699-708. (doi:10.1007/s00360-013-0742-7)

Rechsteiner EU, Rosen DAS, Trites AW (2013) Seasonal resting metabolic rate and food intake of captive Pacific white-sided dolphins. Aquatic Mammals 39:241-252. (doi:10.1578/AM.39.3.2013.241)

Rechsteiner EU, Rosen DAS, Trites AW (2013) Energy requirements of Pacific white-sided dolphins (Lagenorhynchus obliquidens) as predicted by a bioenergetic model. Journal of Mammalogy 94:820-832. (doi:10.1644/12-MAMM-A-206.1)

Rosen DAS, Trites AW (2013) Resting metabolic rate of a mature male Beluga whale (Delphinapterus leucas). Aquatic Mammals 39:85-88. (doi:10.1578/AM.39.1.2013.85)

Rosen DAS, Tollit DJ (2012) Effect of phylogeny and prey type on fatty acid calibration coefficients in three species of pinnipeds – implications for the QFASA dietary quantification technique. Marine Ecology Progress Series 467:263-276. (doi:10.3354/meps09934)

Rosen DAS, Young BL, Trites AW (2012) Rates of maximum food intake in young northern fur seals (Callorhinus ursinus) and the seasonal effects of food intake on body growth. Canadian Journal of Zoology 90:61-69. (doi:10.1139/Z11-112)

Mulsow J, Reichmuth C, Gulland FMD, Rosen DAS, Finneran JJ (2011) Aerial audiograms of several California sea lions (Zalophus californianus) and Steller sea lions (Eumetopias jubatus) measured using single and multiple simultaneous auditory steady-state response methods. Journal of Experimental Biology 214:1138-1147. (doi:10.1242/jeb.052837)

Williams R, Krkosek M, Ashe E, Branch TA, Clark S, Hammond PS, Hoyt E, Noren DP, Rosen, DAS, Winship, A (2011) Competing conservation objectives for predators and prey: Estimating killer whale prey requirements for Chinook salmon. PloS one 6:e26738. (doi:10.1371/journal.pone.0026738)

Young B, Rosen DAS, Haulena M, Hindle AG, Trites AW (2011) Environment and feeding change the ability of heart rate to predict metabolism in resting Steller sea lions (Eumetopias jubatus). Journal of Comparative Physiology B 181:105-116. (doi:10.1007/s00360-010-0504-8)

Young BL, Rosen DAS, Hindle AG, Haulena M, Trites AW (2011) Dive behaviour impacts the ability of heart rate to predict oxygen consumption in Steller sea ions (Eumetopias jubatus) foraging at depth. Journal of Experimental Biology 214:2267-2275. (doi:10.1242/jeb.047340)

Hindle AG, Rosen DAS, Trites AW (2010) Swimming depth and ocean currents affect transiting costs in Steller sea lions (Eumetopias jubatus). Aquatic Biology 10:139-148. (doi:10.3354/ab00279)

Hindle AG, Young BL, Rosen DAS, Haulena M, Trites AW (2010) Dive response differs between shallow- and deep-diving Steller sea lions (Eumetopias jubatus). Journal of Experimental Marine Biology and Ecology 394:141-148. (doi:10.1016/j.jembe.2010.08.006)

Keech AL, Rosen DAS, Booth RK, Trites AW, Wasser SK (2010) Fecal triiodothyronine and thyroxine concentrations change in response to thyroid stimulation in Steller sea lions (Eumetopias jubatus). General and Comparative Endocrinology 166:180-185. (doi:10.1016/j.ygcen.2009.11.014)

Richmond JP, Jeanniard du Dot T, Rosen DAS, Zinn SA (2010) Seasonal influence on the response of the somatotropic axis to nutrient restriction and re-alimentation in captive Steller sea lions (Eumetopias jubatus). Journal of Experimental Zoology 313A:144-156. (doi:10.1002/jez.584)

Todd SK, Holm B, Rosen DAS, Tollit DJ (2010) Stable isotope signal homogeneity and differences between and within pinniped muscle and skin. Marine Mammal Science 26:176-185. (doi: 10.1111/j.1748-7692.2009.00345.x)

Viviant M, Trites AW, Rosen DAS, Monestiez P, Guinet C (2010) Prey capture attempts can be detected in Steller sea lions and other marine predators using accelerometers. Polar Biology 33:713-719. (doi: 10.1007/s00300-009-0750-y)

Jeanniard du Dot T, Rosen DAS, Richmond JP, Kitaysky AS, Zinn SA, et al. (2009) Changes in glucocorticoids, IGF-1 and thyroid hormones as indicators of nutritional stress and subsequent refeeding in Steller sea lions (Eumetopias jubatus). Comparative Biochemistry and Physiology A 152:524-534. (doi:10.1016/j.cbpa.2008.12.010)

Jeanniard du Dot T, Rosen DAS, Trites AW (2009) Energy reallocation during and after periods of nutritional stress in Steller sea lions: low-quality diet reduces capacity for physiological adjustments. Physiological and Biochemical Zoology 82:516-530. (doi:10.1086/603637)

Rea LD, Berman-Kowalewski M, Rosen DAS, Trites AW (2009) Seasonal differences in biochemical adaptation to fasting in juvenile and subadult Steller sea lions (Eumetopias jubatus). Physiological and Biochemical Zoology 82:236-247. (doi:10.1086/597528)

Rosen DAS (2009) Steller sea lions Eumetopias jubatus and nutritional stress: evidence from captive studies. Mammal Review 39:284-306. (doi:10.1111/j.1365-2907.2009.00150.x)

Svärd C, Fahlman AL, Rosen DAS, Joy R, Trites AW (2009) Fasting affects the surface and diving metabolic rates of Steller sea lions Eumetopias jubatus. Aquatic Biology 8:71-82. (doi: 10.3354/ab00211)

Fahlman AL, Hastie GD, Rosen DAS, Naito Y, Trites AW (2008) Buoyancy does not affect diving metabolism during shallow dives in Steller sea lions Eumetopias jubatus. Aquatic Biology 3:147-154. (doi:10.3354/ab00074)

Fahlman AL, Svärd C, Rosen DAS, Jones DR, Trites AW (2008) Metabolic costs of foraging and the management of O2 and CO2 stores in Steller sea lions. Journal of Experimental Biology 211:3573-3580. (doi:10.1242/jeb.023655)

Fahlman AL, Wilson RP, Svärd C, Rosen DAS, Trites AW (2008) Activity and diving metabolism correlate in Steller sea lion Eumetopias jubatus. Aquatic Biology 2:75-84. (doi:10.3354/ab00039)

Jeanniard du Dot T, Rosen DAS, Trites AW (2008) Steller sea lions show diet-dependent changes in body composition during nutritional stress and recover more easily from mass loss in winter than in summer. Journal of Experimental Marine Biology and Ecology 367:1-10. (doi:10.1016/j.jembe.2008.08.005)

Rosen DAS, Kumagai S (2008) Hormone changes indicate that winter is a critical period for food shortages in Steller sea lions. Journal of Comparative Physiology B 178:573-583. (doi:10.1007/s00360-007-0247-3)

Hastie GD, Rosen DAS, Trites AW (2007) Reductions in oxygen consumption during dives and estimated submergence limitations of Steller sea lions (Eumetopias jubatus). Marine Mammal Science 23:272-286. (doi:10.1111/j.1748-7692.2007.00118.x)

Rea LD, Rosen DAS, Trites AW (2007) Utilization of stored energy reserves during fasting varies by age and season in Steller sea lions. Canadian Journal of Zoology 85:190-200. (doi:10.1139/Z06-204)

Rosen DAS, Fahlman AL, Trites AW, Hastie GD (2007) Laboratory studies in wildlife conservation: The case of the Steller sea lion. Comparative Biochemistry and Physiology A 146:S84. (doi: 10.1016/j.cbpa.2007.01.111)

Rosen DAS, Winship AJ, Hoopes LA (2007) Thermal and digestive constraints to foraging behaviour in marine mammals. Philosophical Transactions, Royal Society of London B 362:2151-2168. (doi: 10.1098/rstb.2007.2108)

Hastie GD, Rosen DAS, Trites AW (2006) The influence of depth on a breath-hold diver: Predicting the diving metabolism of Steller sea lions (Eumetopias jubatus). Journal of Experimental Marine Biology and Ecology 336:163-170. (doi: 10.1016/j.jembe.2006.05.004)

Kumagai S, Rosen DAS, Trites AW (2006) Body mass and composition responses to short-term low energy intake are seasonally dependent in Steller sea lions (Eumetopias jubatus). Journal of Comparative Physiology B 176:589-598. (doi:10.1007/s00360-006-0082-y)

Trites AW, Porter BP, Deecke VB, Coombs AP, Marcotte MM, Rosen DAS (2006) Insights into the timing of weaning and the attendance patterns of lactating Steller sea lions (Eumetopias jubatus) in Alaska during winter, spring, and summer. Aquatic Mammals 32:85-97. (doi:10.1578/AM.32.1.2006.85)

Rosen DAS, Trites AW (2005) Examining the potential for nutritional stress in Steller sea lions: physiological effects of prey composition. Journal of Comparative Physiology B 175:265-273. (doi: 10.1007/s00360-005-0481-5)

Willis K, Horning M, Rosen DAS, Trites AW (2005) Spatial variation of heat flux in swimming Steller sea lions: evidence for consistent avenues of heat exchange along the body trunk. Journal of Experimental Marine Biology and Ecology 315:163-175. (doi:10.1016/j.jembe.2004.09.018)

Rosen DAS, Trites AW (2004) Satiation and compensation for short-term changes in food quality and availability in young Steller sea lions (Eumetopias jubatus). Canadian Journal of Zoology 82:1061-1069. (doi:10.1139/Z04-082)

McPhee JM, Rosen DAS, Andrews RD, Trites AW (2003) Predicting metabolic rate from heart rate for juvenile Steller sea lions (Eumetopias jubatus). Journal of Experimental Biology 206:1941-1951. (doi: 10.1242/jeb.00369)

Rosen DAS, Trites AW (2003) No evidence for bioenergetic interaction between digestion and thermoregulation in Steller sea lions, Eumetopias jubatus. Physiological and Biochemical Zoology 76:899-906. (doi:10.1086/378140)

Tollit DJ, Wong M, Winship AJ, Rosen DAS, Trites AW (2003) Quantifying errors associated with using prey skeletal structures from fecal samples to determine the diet of the Steller sea lion (Eumetopias jubatus). Marine Mammal Science 19:724-744. (doi:10.1111/j.1748-7692.2003.tb01127.x)

Rosen DAS, Trites AW (2002) Cost of transport in Steller sea lions, Eumetopias jubatus. Marine Mammal Science 18:513-524. (doi:10.1111/j.1748-7692.2002.tb01052.x)

Rosen DAS, Trites AW (2002) Changes in metabolism in response to fasting and food restriction in the Steller sea lion. Comparative Biochemistry and Physiology B 132:389-399. (doi:10.1016/S1096-4959(02)00048-9)

Winship AJ, Trites AW, Rosen DAS (2002) A bioenergetic model for estimating the food requirements of Steller sea lions (Eumetopias jubatus) in Alaska. Marine Ecology Progress Series 229:291-312. (doi: 10.3354/meps229291)

Rea LD, Rosen DAS, Trites AW (2000) Metabolic response to fasting in 6-week-old Steller sea lion pups (Eumetopias jubatus). Canadian Journal of Zoology 78: 890-894. (doi:10.1139/z00-007)

Rosen DAS, Trites AW (2000) Digestive efficiency and dry-matter digestibility of Steller sea lions fed herring, pollock, squid, and salmon. Canadian Journal of Zoology 78:234-239. (doi:10.1139/z99-201)

Rosen DAS, Trites AW (2000) Pollock and the decline of Steller sea lions: testing the junk food hypothesis. Canadian Journal of Zoology 78:1243-1250. (doi:10.1139/z00-060)

Rosen DAS, Williams L, Trites AW (2000) Effect of ration size and meal frequency on digestive and assimilation efficiency in yearling Steller sea lions, Eumetopias jubatus. Aquatic Mammals 26:76-82.

Rea LD, Rosen DAS, Trites AW (1999). Seasonal differences in adaptation to prolonged fasting in juvenile Steller sea lions (Eumetopias jubatus). Federation of American Societies of Experimental Biology, 13:A740.

Rosen DAS, Trites AW (1999) Metabolic effects of low-energy diet on Steller sea lions, Eumetopias jubatus. Physiological and Biochemical Zoology 72:723-731. (doi:10.1086/316705)

Rosen DAS, Renouf D (1998) Correlates to seasonal changes in metabolism in Atlantic harbour seals (Phoca vitulina concolor). Canadian Journal of Zoology 76:1520-1528. (doi:10.1139/z98-080)

Rosen DAS, Renouf D (1997) Seasonal changes in blubber distribution in Atlantic harbor seals: Indications of thermodynamic considerations. Marine Mammal Science 13:229-240. (doi:10.1111/j.1748-7692.1997.tb00630.x)

Rosen DAS, Trites AW (1997) Heat increment of feeding in Steller sea lions, Eumetopias jubatus. Comparative Biochemistry and Physiology A 118:877-881. (doi:10.1016/S0300-9629(97)00039-X)

Rosen DAS, Renouf D (1993) Sex differences in the nursing relationship between mothers and pups in the Atlantic harbour seal, Phoca vitulina concolor. Journal of Zoology, London 231:291-299. (doi:10.1111/j.1469-7998.1993.tb01919.x)