diff --git a/frontend/src/app/components/mempool-blocks/mempool-blocks.component.html b/frontend/src/app/components/mempool-blocks/mempool-blocks.component.html
index 58d555657..0c0564603 100644
--- a/frontend/src/app/components/mempool-blocks/mempool-blocks.component.html
+++ b/frontend/src/app/components/mempool-blocks/mempool-blocks.component.html
@@ -2,7 +2,7 @@
   <div class="mempool-blocks-container" [class.time-ltr]="timeLtr" *ngIf="(difficultyAdjustments$ | async) as da;">
     <div class="flashing">
       <ng-template ngFor let-projectedBlock [ngForOf]="mempoolBlocks$ | async" let-i="index" [ngForTrackBy]="trackByFn">
-        <div @blockEntryTrigger [@.disabled]="!animateEntry" [attr.data-cy]="'mempool-block-' + i" class="bitcoin-block text-center mempool-block" id="mempool-block-{{ i }}" [ngStyle]="mempoolBlockStyles[i]" [class.blink-bg]="projectedBlock.blink">
+        <div @blockEntryTrigger [@.disabled]="i > 0 || !animateEntry" [attr.data-cy]="'mempool-block-' + i" class="bitcoin-block text-center mempool-block" id="mempool-block-{{ i }}" [ngStyle]="mempoolBlockStyles[i]" [class.blink-bg]="projectedBlock.blink">
           <a draggable="false" [routerLink]="['/mempool-block/' | relativeUrl, i]"
             class="blockLink" [ngClass]="{'disabled': (this.stateService.blockScrolling$ | async)}">&nbsp;</a>
           <div class="block-body">
diff --git a/frontend/src/app/components/mempool-blocks/mempool-blocks.component.ts b/frontend/src/app/components/mempool-blocks/mempool-blocks.component.ts
index d48d1f299..1b647fc53 100644
--- a/frontend/src/app/components/mempool-blocks/mempool-blocks.component.ts
+++ b/frontend/src/app/components/mempool-blocks/mempool-blocks.component.ts
@@ -1,4 +1,4 @@
-import { Component, OnInit, OnDestroy, ChangeDetectionStrategy, ChangeDetectorRef } from '@angular/core';
+import { Component, OnInit, OnDestroy, ChangeDetectionStrategy, ChangeDetectorRef, HostListener } from '@angular/core';
 import { Subscription, Observable, fromEvent, merge, of, combineLatest } from 'rxjs';
 import { MempoolBlock } from '../../interfaces/websocket.interface';
 import { StateService } from '../../services/state.service';
@@ -222,8 +222,13 @@ export class MempoolBlocksComponent implements OnInit, OnDestroy {
     clearTimeout(this.resetTransitionTimeout);
   }
 
+  @HostListener('window:resize', ['$event'])
+  onResize(): void {
+    this.animateEntry = false;
+  }
+
   trackByFn(index: number, block: MempoolBlock) {
-    return (block.isStack) ? 'stack' : block.index;
+    return (block.isStack) ? `stack-${block.index}` : block.index;
   }
 
   reduceMempoolBlocksToFitScreen(blocks: MempoolBlock[]): MempoolBlock[] {