diff --git a/src/blackmisc/collection.h b/src/blackmisc/collection.h
index 59253850a..d5411c687 100644
--- a/src/blackmisc/collection.h
+++ b/src/blackmisc/collection.h
@@ -186,6 +186,12 @@ namespace BlackMisc
          */
         const_iterator find(const T &value) const { Q_ASSERT(pimpl()); return pimpl()->find(value); }
 
+        /*!
+         * \brief Efficient remove using the find and erase of the implementation container. Typically O(log n).
+         * \pre The sequence must be initialized.
+         */
+        void remove(const T &object) { auto it = find(object); if (it != end()) { erase(pos); } }
+
         /*!
          * \brief Test for equality.
          * \todo Improve inefficient implementation.
diff --git a/src/blackmisc/containerbase.h b/src/blackmisc/containerbase.h
index 6873b33ba..8f14dc6db 100644
--- a/src/blackmisc/containerbase.h
+++ b/src/blackmisc/containerbase.h
@@ -113,6 +113,30 @@ namespace BlackMisc
             return contains(BlackMisc::Predicates::MemberEqual<T>(key1, value1));
         }
 
+        /*!
+         * \brief Remove elements for which a given predicate returns true.
+         * \pre The sequence must be initialized.
+         */
+        template <class Predicate>
+        void removeIf(Predicate p)
+        {
+            for (auto it = derived().begin(); it != derived().end(); ++it)
+            {
+                if (p(*it)) { it = derived().erase(it); }
+            }
+        }
+
+        /*!
+         * \brief Remove elements matching a particular key/value pair.
+         * \param key1 A pointer to a member function of T.
+         * \param value1 Will be compared to the return value of key1.
+         */
+        template <class K1, class V1>
+        void removeIf(K1 key1, V1 value1)
+        {
+            removeIf(BlackMisc::Predicates::MemberEqual<T>(key1, value1));
+        }
+
     public: // CValueObject overrides
         /*!
          * \copydoc CValueObject::toQVariant()
diff --git a/src/blackmisc/sequence.h b/src/blackmisc/sequence.h
index 1b2a09e45..c7c21acd6 100644
--- a/src/blackmisc/sequence.h
+++ b/src/blackmisc/sequence.h
@@ -252,27 +252,6 @@ namespace BlackMisc
             applyIf([ & ](const T &value) { return value == pattern; }, newValues);
         }
 
-        /*!
-         * \brief Remove elements for which a given predicate returns true.
-         * \pre The sequence must be initialized.
-         */
-        template <class Predicate>
-        void removeIf(Predicate p)
-        {
-            erase(std::remove_if(begin(), end(), p), end());
-        }
-
-        /*!
-         * \brief Remove elements matching a particular key/value pair.
-         * \param key1 A pointer to a member function of T.
-         * \param value1 Will be compared to the return value of key1.
-         */
-        template <class K1, class V1>
-        void removeIf(K1 key1, V1 value1)
-        {
-            removeIf(BlackMisc::Predicates::MemberEqual<T>(key1, value1));
-        }
-
         /*!
          * \brief Remove the given object, if it is contained.
          * \pre The sequence must be initialized.