diff --git a/grails-app/controllers/au/org/ala/profile/ProfileController.groovy b/grails-app/controllers/au/org/ala/profile/ProfileController.groovy
index 1fbf7ac..cc4f8eb 100644
--- a/grails-app/controllers/au/org/ala/profile/ProfileController.groovy
+++ b/grails-app/controllers/au/org/ala/profile/ProfileController.groovy
@@ -3,6 +3,7 @@ package au.org.ala.profile
 import au.ala.org.ws.security.RequireApiKey
 import au.ala.org.ws.security.SkipApiKeyCheck
 import au.org.ala.profile.util.Utils
+import com.google.common.base.Stopwatch
 import grails.converters.JSON
 import groovy.json.JsonSlurper
 import org.springframework.http.HttpStatus
@@ -437,9 +438,11 @@ class ProfileController extends BaseController {
     }
 
     def getByUuid() {
+        Stopwatch sw = new Stopwatch().start()
         log.debug("Fetching profile by profileId ${params.profileId}")
         Profile profile = getProfile()
-
+        log.trace("Profile db fetched in ${sw}")
+        sw.reset().start()
         if (profile) {
             final fullClassification = params.boolean('fullClassification', false)
             final latest = params.boolean("latest", false)
@@ -447,6 +450,9 @@ class ProfileController extends BaseController {
                 profileService.decorateProfile(profile, latest, true)
             }
 
+            log.trace("Profile decorated in ${sw}")
+            sw.reset().start()
+
             if (profile && profile.draft && latest) {
                 Opus opus = profile.opus
                 profile = new Profile(profile.draft.properties)
@@ -455,10 +461,17 @@ class ProfileController extends BaseController {
                 profile.privateMode = true
             }
 
+            log.trace("Profile darft check ${sw}")
+            sw.reset().start()
+
             def florulaListId = masterListService.getFlorulaListIdForUser(request, profile.opus.uuid)
             profile.opus.florulaListId = florulaListId
 
+            log.trace("Profile florula check ${sw}")
+            sw.reset().start()
+
             render (profile as JSON)
+            log.trace("Profile fetched in ${sw}")
         } else {
             notFound()
         }
diff --git a/grails-app/domain/au/org/ala/profile/Opus.groovy b/grails-app/domain/au/org/ala/profile/Opus.groovy
index 96b4b7a..4b9a189 100644
--- a/grails-app/domain/au/org/ala/profile/Opus.groovy
+++ b/grails-app/domain/au/org/ala/profile/Opus.groovy
@@ -135,7 +135,7 @@ class Opus {
     static mapping = {
         autoTimestamp true
         glossary cascade: "all-delete-orphan"
-        authorities cascade: "all-delete-orphan", fetch: 'join'
+        authorities cascade: "all-delete-orphan", fetch: 'join', batchSize: 20
         shortName index: true
         uuid index: true
         additionalOccurrenceResources fetch: 'join'
diff --git a/src/main/groovy/au/org/ala/profile/marshaller/OpusMarshaller.groovy b/src/main/groovy/au/org/ala/profile/marshaller/OpusMarshaller.groovy
index 07f1fd7..90fc2cc 100644
--- a/src/main/groovy/au/org/ala/profile/marshaller/OpusMarshaller.groovy
+++ b/src/main/groovy/au/org/ala/profile/marshaller/OpusMarshaller.groovy
@@ -8,12 +8,17 @@ import au.org.ala.profile.Theme
 import au.org.ala.profile.util.DataResourceOption
 import au.org.ala.profile.util.ImageOption
 import au.org.ala.profile.util.ShareRequestStatus
+import com.google.common.base.Stopwatch
 import grails.converters.JSON
+import org.slf4j.Logger
+import org.slf4j.LoggerFactory
 
-class OpusMarshaller {
 
+class OpusMarshaller {
+    Logger log = LoggerFactory.getLogger(OpusMarshaller.class)
     void register() {
         JSON.registerObjectMarshaller(Opus) { Opus opus ->
+            Stopwatch sw = new Stopwatch().start()
             def value = [
                     uuid                       : opus.uuid,
                     dataResourceUid            : opus.dataResourceUid,
@@ -80,6 +85,7 @@ class OpusMarshaller {
                     dateCreated                : opus.dateCreated?.time,
                     lastUpdated                : opus.lastUpdated?.time
             ]
+            log.trace("opusMarshaller() - Get opus by UUID ${opus.uuid}: $sw")
             return value
         }
     }
diff --git a/src/main/groovy/au/org/ala/profile/marshaller/ProfileMarshaller.groovy b/src/main/groovy/au/org/ala/profile/marshaller/ProfileMarshaller.groovy
index 43fc8f0..d7dc29a 100644
--- a/src/main/groovy/au/org/ala/profile/marshaller/ProfileMarshaller.groovy
+++ b/src/main/groovy/au/org/ala/profile/marshaller/ProfileMarshaller.groovy
@@ -2,13 +2,17 @@ package au.org.ala.profile.marshaller
 
 import au.org.ala.profile.Profile
 import au.org.ala.profile.util.Utils
+import com.google.common.base.Stopwatch
 import grails.converters.JSON
+import org.slf4j.Logger
+import org.slf4j.LoggerFactory
 
 class ProfileMarshaller {
-
+    Logger log = LoggerFactory.getLogger(ProfileMarshaller.class)
     void register() {
         JSON.registerObjectMarshaller(Profile) { Profile profile ->
-            return [
+            Stopwatch sw = new Stopwatch().start()
+            def value = [
                     uuid                     : profile.uuid,
                     guid                     : profile.guid && profile.guid != "null" ? "${profile.guid}" : "",
                     nslNameIdentifier        : profile.nslNameIdentifier,
@@ -68,6 +72,9 @@ class ProfileMarshaller {
                     profileStatus            : profile.profileStatus,
                     profileSettings          : profile.profileSettings? [ autoFormatProfileName: profile.profileSettings.autoFormatProfileName, formattedNameText: profile.profileSettings.formattedNameText ]: null
             ]
+
+            log.trace("profileMarshaller() - Get profile by UUID ${profile.uuid}: $sw")
+            return value
         }
     }
 }