diff --git a/R/trans_dates.R b/R/trans_dates.R
index 296aed5..141072c 100644
--- a/R/trans_dates.R
+++ b/R/trans_dates.R
@@ -52,11 +52,19 @@ fall_trans <- daily_sst %>%
   dplyr::group_by(Location,Y) %>%
   dplyr::summarise(falltrans = min(Date))
 
+#max date = 
+max_date <- daily_sst %>%
+  dplyr::group_by(Location,Y) %>%
+  dplyr::filter(roll_mean_sst == max(roll_mean_sst)) %>%
+  dplyr::select(Location, Y, Date)
+
 #merge
 #calculate summer length = fall transition - spring transition
 trans_dates <- dplyr::left_join(spr_trans,fall_trans,by=c("Location","Y")) %>%
-  dplyr::mutate(sumlen = falltrans-sprtrans) %>%
-  dplyr::rename(EPU = Location, Year = Y)
+  dplyr::mutate(sumlen = falltrans-sprtrans) 
+
+trans_dates <- dplyr::left_join(trans_dates,max_date,by=c("Location","Y")) %>%
+  dplyr::rename(EPU = Location, Year = Y, maxday = Date)
 
 #write output file
 write.csv(x = trans_dates, file = here::here("data/trans_dates.csv"), row.names = FALSE)
diff --git a/data/trans_dates.csv b/data/trans_dates.csv
index 7744f08..1407e60 100644
--- a/data/trans_dates.csv
+++ b/data/trans_dates.csv
@@ -1,130 +1,130 @@
-"EPU","Year","sprtrans","falltrans","sumlen"
-"GBK",1982,156,345,189
-"GBK",1983,155,329,174
-"GBK",1984,159,328,169
-"GBK",1985,154,337,183
-"GBK",1986,156,326,170
-"GBK",1987,159,318,159
-"GBK",1988,164,324,160
-"GBK",1989,153,330,177
-"GBK",1990,162,315,153
-"GBK",1991,147,319,172
-"GBK",1992,161,318,157
-"GBK",1993,162,331,169
-"GBK",1994,155,329,174
-"GBK",1995,172,332,160
-"GBK",1996,162,309,147
-"GBK",1997,166,324,158
-"GBK",1998,163,311,148
-"GBK",1999,151,345,194
-"GBK",2000,154,328,174
-"GBK",2001,156,349,193
-"GBK",2002,150,333,183
-"GBK",2003,163,333,170
-"GBK",2004,166,318,152
-"GBK",2005,156,327,171
-"GBK",2006,149,342,193
-"GBK",2007,172,316,144
-"GBK",2008,160,329,169
-"GBK",2009,160,351,191
-"GBK",2010,151,332,181
-"GBK",2011,148,346,198
-"GBK",2012,139,342,203
-"GBK",2013,142,332,190
-"GBK",2014,155,341,186
-"GBK",2015,148,342,194
-"GBK",2016,148,340,192
-"GBK",2017,163,347,184
-"GBK",2018,150,332,182
-"GBK",2019,158,336,178
-"GBK",2020,159,346,187
-"GBK",2021,148,341,193
-"GBK",2022,135,356,221
-"GBK",2023,150,330,180
-"GBK",2024,150,NA,NA
-"GOM",1982,143,328,185
-"GOM",1983,155,327,172
-"GOM",1984,159,337,178
-"GOM",1985,154,328,174
-"GOM",1986,159,311,152
-"GOM",1987,150,310,160
-"GOM",1988,151,307,156
-"GOM",1989,144,321,177
-"GOM",1990,160,312,152
-"GOM",1991,143,310,167
-"GOM",1992,159,302,143
-"GOM",1993,163,308,145
-"GOM",1994,157,320,163
-"GOM",1995,157,322,165
-"GOM",1996,153,310,157
-"GOM",1997,161,316,155
-"GOM",1998,146,305,159
-"GOM",1999,147,319,172
-"GOM",2000,151,326,175
-"GOM",2001,156,316,160
-"GOM",2002,153,330,177
-"GOM",2003,160,317,157
-"GOM",2004,162,310,148
-"GOM",2005,157,321,164
-"GOM",2006,148,308,160
-"GOM",2007,149,312,163
-"GOM",2008,154,326,172
-"GOM",2009,151,337,186
-"GOM",2010,142,323,181
-"GOM",2011,148,342,194
-"GOM",2012,137,344,207
-"GOM",2013,137,326,189
-"GOM",2014,141,332,191
-"GOM",2015,146,336,190
-"GOM",2016,144,343,199
-"GOM",2017,153,333,180
-"GOM",2018,140,325,185
-"GOM",2019,152,332,180
-"GOM",2020,148,340,192
-"GOM",2021,135,348,213
-"GOM",2022,143,346,203
-"GOM",2023,145,329,184
-"GOM",2024,141,NA,NA
-"MAB",1982,144,319,175
-"MAB",1983,150,319,169
-"MAB",1984,147,325,178
-"MAB",1985,142,334,192
-"MAB",1986,141,322,181
-"MAB",1987,148,310,162
-"MAB",1988,143,305,162
-"MAB",1989,144,323,179
-"MAB",1990,151,316,165
-"MAB",1991,135,309,174
-"MAB",1992,157,312,155
-"MAB",1993,149,308,159
-"MAB",1994,150,323,173
-"MAB",1995,146,324,178
-"MAB",1996,152,307,155
-"MAB",1997,161,314,153
-"MAB",1998,148,307,159
-"MAB",1999,147,334,187
-"MAB",2000,137,311,174
-"MAB",2001,148,322,174
-"MAB",2002,146,323,177
-"MAB",2003,158,318,160
-"MAB",2004,136,315,179
-"MAB",2005,155,322,167
-"MAB",2006,145,327,182
-"MAB",2007,147,313,166
-"MAB",2008,155,316,161
-"MAB",2009,143,327,184
-"MAB",2010,143,314,171
-"MAB",2011,138,320,182
-"MAB",2012,132,324,192
-"MAB",2013,141,320,179
-"MAB",2014,137,323,186
-"MAB",2015,130,336,206
-"MAB",2016,147,327,180
-"MAB",2017,149,330,181
-"MAB",2018,142,320,178
-"MAB",2019,141,326,185
-"MAB",2020,151,339,188
-"MAB",2021,137,328,191
-"MAB",2022,148,331,183
-"MAB",2023,135,317,182
-"MAB",2024,147,NA,NA
+"EPU","Year","sprtrans","falltrans","sumlen","maxday"
+"GBK",1982,156,345,189,NA
+"GBK",1983,155,329,174,248
+"GBK",1984,159,328,169,227
+"GBK",1985,154,337,183,227
+"GBK",1986,156,326,170,219
+"GBK",1987,159,318,159,231
+"GBK",1988,164,324,160,215
+"GBK",1989,153,330,177,229
+"GBK",1990,162,315,153,244
+"GBK",1991,147,319,172,209
+"GBK",1992,161,318,157,240
+"GBK",1993,162,331,169,246
+"GBK",1994,155,329,174,213
+"GBK",1995,172,332,160,229
+"GBK",1996,162,309,147,238
+"GBK",1997,166,324,158,229
+"GBK",1998,163,311,148,222
+"GBK",1999,151,345,194,252
+"GBK",2000,154,328,174,246
+"GBK",2001,156,349,193,232
+"GBK",2002,150,333,183,232
+"GBK",2003,163,333,170,224
+"GBK",2004,166,318,152,215
+"GBK",2005,156,327,171,223
+"GBK",2006,149,342,193,221
+"GBK",2007,172,316,144,214
+"GBK",2008,160,329,169,214
+"GBK",2009,160,351,191,233
+"GBK",2010,151,332,181,244
+"GBK",2011,148,346,198,272
+"GBK",2012,139,342,203,238
+"GBK",2013,142,332,190,204
+"GBK",2014,155,341,186,217
+"GBK",2015,148,342,194,233
+"GBK",2016,148,340,192,253
+"GBK",2017,163,347,184,216
+"GBK",2018,150,332,182,228
+"GBK",2019,158,336,178,233
+"GBK",2020,159,346,187,227
+"GBK",2021,148,341,193,234
+"GBK",2022,135,356,221,219
+"GBK",2023,150,330,180,208
+"GBK",2024,150,NA,NA,NA
+"GOM",1982,143,328,185,NA
+"GOM",1983,155,327,172,220
+"GOM",1984,159,337,178,229
+"GOM",1985,154,328,174,228
+"GOM",1986,159,311,152,228
+"GOM",1987,150,310,160,231
+"GOM",1988,151,307,156,226
+"GOM",1989,144,321,177,227
+"GOM",1990,160,312,152,227
+"GOM",1991,143,310,167,207
+"GOM",1992,159,302,143,239
+"GOM",1993,163,308,145,241
+"GOM",1994,157,320,163,214
+"GOM",1995,157,322,165,227
+"GOM",1996,153,310,157,237
+"GOM",1997,161,316,155,228
+"GOM",1998,146,305,159,219
+"GOM",1999,147,319,172,211
+"GOM",2000,151,326,175,242
+"GOM",2001,156,316,160,223
+"GOM",2002,153,330,177,227
+"GOM",2003,160,317,157,227
+"GOM",2004,162,310,148,243
+"GOM",2005,157,321,164,224
+"GOM",2006,148,308,160,220
+"GOM",2007,149,312,163,213
+"GOM",2008,154,326,172,214
+"GOM",2009,151,337,186,231
+"GOM",2010,142,323,181,244
+"GOM",2011,148,342,194,214
+"GOM",2012,137,344,207,238
+"GOM",2013,137,326,189,199
+"GOM",2014,141,332,191,222
+"GOM",2015,146,336,190,241
+"GOM",2016,144,343,199,228
+"GOM",2017,153,333,180,202
+"GOM",2018,140,325,185,221
+"GOM",2019,152,332,180,233
+"GOM",2020,148,340,192,227
+"GOM",2021,135,348,213,226
+"GOM",2022,143,346,203,219
+"GOM",2023,145,329,184,208
+"GOM",2024,141,NA,NA,NA
+"MAB",1982,144,319,175,NA
+"MAB",1983,150,319,169,221
+"MAB",1984,147,325,178,230
+"MAB",1985,142,334,192,228
+"MAB",1986,141,322,181,219
+"MAB",1987,148,310,162,232
+"MAB",1988,143,305,162,218
+"MAB",1989,144,323,179,229
+"MAB",1990,151,316,165,230
+"MAB",1991,135,309,174,204
+"MAB",1992,157,312,155,226
+"MAB",1993,149,308,159,242
+"MAB",1994,150,323,173,200
+"MAB",1995,146,324,178,210
+"MAB",1996,152,307,155,238
+"MAB",1997,161,314,153,229
+"MAB",1998,148,307,159,203
+"MAB",1999,147,334,187,211
+"MAB",2000,137,311,174,223
+"MAB",2001,148,322,174,234
+"MAB",2002,146,323,177,231
+"MAB",2003,158,318,160,229
+"MAB",2004,136,315,179,215
+"MAB",2005,155,322,167,225
+"MAB",2006,145,327,182,217
+"MAB",2007,147,313,166,215
+"MAB",2008,155,316,161,215
+"MAB",2009,143,327,184,236
+"MAB",2010,143,314,171,222
+"MAB",2011,138,320,182,213
+"MAB",2012,132,324,192,220
+"MAB",2013,141,320,179,200
+"MAB",2014,137,323,186,248
+"MAB",2015,130,336,206,232
+"MAB",2016,147,327,180,228
+"MAB",2017,149,330,181,202
+"MAB",2018,142,320,178,222
+"MAB",2019,141,326,185,232
+"MAB",2020,151,339,188,211
+"MAB",2021,137,328,191,240
+"MAB",2022,148,331,183,242
+"MAB",2023,135,317,182,207
+"MAB",2024,147,NA,NA,NA